Chart recorder
Description
FIG. 1 is a top, front, and right side perspective view of a chart recorder showing our new design, the broken line showing of chart and pens are for illustrative purposes only and forms no part of the claimed design;
FIG. 2 is a front elevational view;
FIG. 3 is a top plan view;
FIG. 4 is a bottom plan view;
FIG. 5 is a rear elevational view;
FIG. 6 is a left side elevational view; and
FIG. 7 is a right side elevational view thereof.
Referenced Cited
U.S. Patent Documents
D85727 | December 1931 | Teague |
D93855 | November 1934 | Suhr |
D158239 | April 1950 | Wills |
D191412 | September 1961 | Porter |
1263308 | April 1918 | Bristol |
2333834 | November 1943 | Vetter |
2351374 | June 1944 | Ullman et al. |
2693993 | November 1954 | Dickson |
2746832 | May 1956 | Blackeslee |
2873163 | February 1959 | Panich |
3103402 | September 1963 | Stoops |
Patent History
Patent number: D311695
Type: Grant
Filed: Jun 10, 1988
Date of Patent: Oct 30, 1990
Assignee: Omega Engineering, Inc. (Stamford, CT)
Inventors: Milton B. Hollander (Stamford, CT), Laszlo Tapolcai (Stamford, CT), George R. Rounds (Stamford, CT)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Attorney: Bruce E. Hosmer
Application Number: 7/205,109
Type: Grant
Filed: Jun 10, 1988
Date of Patent: Oct 30, 1990
Assignee: Omega Engineering, Inc. (Stamford, CT)
Inventors: Milton B. Hollander (Stamford, CT), Laszlo Tapolcai (Stamford, CT), George R. Rounds (Stamford, CT)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Attorney: Bruce E. Hosmer
Application Number: 7/205,109
Classifications