Clamp-around Type Patents (Class D10/79)
  • Clamp-around ammeter-voltmeter
    Patent number: D242608
    Type: Grant
    Filed: May 30, 1975
    Date of Patent: December 7, 1976
    Inventor: Charles A. Melvin
  • Clamp-around ammeter-voltmeter
    Patent number: D242609
    Type: Grant
    Filed: May 30, 1975
    Date of Patent: December 7, 1976
    Inventor: Charles A. Melvin
  • Electrical current probe
    Patent number: D242991
    Type: Grant
    Filed: May 27, 1975
    Date of Patent: January 11, 1977
    Assignee: United Technologies Corporation
    Inventors: Thomas J. McKenzie, Joseph T. Fleming
  • Portable volt-ohm-ammeter or the like
    Patent number: D247353
    Type: Grant
    Filed: October 8, 1975
    Date of Patent: February 28, 1978
    Assignee: Kyoritsu Electrical Instruments Works, Ltd.
    Inventor: Takeo Kuramoto
  • Inductive clamp
    Patent number: D249876
    Type: Grant
    Filed: November 24, 1976
    Date of Patent: October 10, 1978
    Assignee: Sun Electric Corporation
    Inventors: David E. Maxwell, James R. Shaffer, Lee Radtke
  • Portable volt-ohm-ammeter or the like
    Patent number: D251060
    Type: Grant
    Filed: July 18, 1977
    Date of Patent: February 13, 1979
    Assignee: Kyoritsu Electrical Instruments Works, Ltd.
    Inventor: Takeo Kuramoto
  • Gun for determining current or power in an electrical conductor
    Patent number: D254536
    Type: Grant
    Filed: November 16, 1977
    Date of Patent: March 25, 1980
    Assignee: F. W. Bell, Inc.
    Inventors: Wesley B. Davis, Jeffrey A. Dierker
  • Volt-ohm-ammeter or the like
    Patent number: D261627
    Type: Grant
    Filed: September 10, 1979
    Date of Patent: November 3, 1981
    Assignee: Kyoritsu Electrical Instruments Works, Ltd.
    Inventor: Takeo Kuramoto
  • Bipolar temperature indicator
    Patent number: D261736
    Type: Grant
    Filed: October 15, 1979
    Date of Patent: November 10, 1981
    Inventors: Scott P. Gosline, William F. Stembridge
  • Capacitive pickup clip or similar article
    Patent number: D261738
    Type: Grant
    Filed: October 30, 1979
    Date of Patent: November 10, 1981
    Assignee: Dixson, Inc.
    Inventor: DeWayne J. Shumway
  • Volt-ohm-ammeter or the like
    Patent number: D264057
    Type: Grant
    Filed: September 10, 1979
    Date of Patent: April 27, 1982
    Assignee: Kyoritsu Electrical Instruments Works, Ltd.
    Inventor: Takeo Kuramoto
  • Portable volt-ohm-ammeter or the like
    Patent number: D264448
    Type: Grant
    Filed: February 29, 1980
    Date of Patent: May 18, 1982
    Assignee: Kyoritsu Electrical Instruments Works, Ltd.
    Inventor: Takeo Kuramoto
  • Ampere-volt-wattmeter or the like
    Patent number: D271948
    Type: Grant
    Filed: May 1, 1981
    Date of Patent: December 27, 1983
    Assignee: Kyoritsu Electrical Instruments Works, Ltd.
    Inventor: Takeo Kuramoto
  • Electrical sensing and measuring instrument
    Patent number: D274892
    Type: Grant
    Filed: February 26, 1982
    Date of Patent: July 31, 1984
    Assignee: Esterline Angus Instrument Corp.
    Inventors: Edward G. Fallon, Merle C. Cox
  • Electrical measuring instrument
    Patent number: D285663
    Type: Grant
    Filed: March 16, 1983
    Date of Patent: September 16, 1986
    Assignee: Thorn EMI Instruments Limited
    Inventors: Peter G. Nichols, David C. Tedd, Terence M. Friend, Christopher L. Steggall
  • Electrical measuring instrument
    Patent number: D285910
    Type: Grant
    Filed: June 24, 1983
    Date of Patent: September 30, 1986
    Assignee: Thorn EMI Instruments Limited
    Inventors: Peter G. Nichols, David C. Tedd, Terence M. Friend, Christopher L. Steggall
  • Clamp-on current probe
    Patent number: D288301
    Type: Grant
    Filed: June 15, 1984
    Date of Patent: February 17, 1987
    Assignee: Construction d'Appereillage
    Inventors: Daniel Arnoux, Christian Anton, Claude Genter
  • Clamp-on multimeter or similar article
    Patent number: D292177
    Type: Grant
    Filed: March 8, 1985
    Date of Patent: October 6, 1987
    Inventor: Lin Dong-Chang
  • Clamp-on ammeter-wattmeter
    Patent number: D292496
    Type: Grant
    Filed: March 8, 1985
    Date of Patent: October 27, 1987
    Inventors: Daniel Arnoux, Claude Genter, Christian Anton
  • Clamp-on current probe
    Patent number: D300307
    Type: Grant
    Filed: April 11, 1986
    Date of Patent: March 21, 1989
    Assignee: Societe Chauvin Arnoux
    Inventors: Daniel Arnoux, Christian Anton, Claude Genter
  • Current probe
    Patent number: D307244
    Type: Grant
    Filed: January 16, 1987
    Date of Patent: April 17, 1990
    Inventor: Daniel Arnoux
  • Volt-ohm-ammeter or the like
    Patent number: D312420
    Type: Grant
    Filed: September 25, 1987
    Date of Patent: November 27, 1990
    Assignee: Kyoritsu Electrical Instruments Works, Ltd.
    Inventor: Masamichi Kuramoto