Instrument for measuring tumors
Description
FIG. 1 is a right side elevational view of an instrument for measuring tumors showing our new design;
FIG. 2 is a top plan view;
FIG. 3 is a bottom plan view;
FIG. 4 is a left side elevational view;
FIG. 5 is a front elevational view; and
FIG. 6 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D207553 | May 1967 | Yamamoto |
D250578 | December 19, 1978 | Onuma |
D264824 | June 8, 1982 | Sandel |
3769712 | November 1973 | Hong |
4228590 | October 21, 1980 | Kimura |
4233743 | November 18, 1980 | Flick |
4606128 | August 19, 1986 | Wyrwich et al. |
4726121 | February 23, 1988 | Ray et al. |
738779 | December 1932 | FRX |
14951 | 1905 | GBX |
Patent History
Patent number: D310044
Type: Grant
Filed: Apr 9, 1987
Date of Patent: Aug 21, 1990
Inventors: David S. Alberts (Tucson, AZ), Robert T. Dorr (Tucson, AZ)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Marshall, O'Toole, Gerstein, Murray & Bicknell
Application Number: 7/36,245
Type: Grant
Filed: Apr 9, 1987
Date of Patent: Aug 21, 1990
Inventors: David S. Alberts (Tucson, AZ), Robert T. Dorr (Tucson, AZ)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Marshall, O'Toole, Gerstein, Murray & Bicknell
Application Number: 7/36,245
Classifications
Current U.S. Class:
Micrometer, Caliper Or Divider Type (D10/73);
D24/17