U.S. patent number D270,278 [Application Number 06/268,877] was granted by the patent office on 1983-08-23 for electrocardiograph. This patent grant is currently assigned to International Business Machines Corporation. Invention is credited to Walter W. Wiebe.
United States Patent | D270,278 |
Wiebe | August 23, 1983 |
Inventors: | Wiebe; Walter W. (Brewster, NY) |
---|---|
Assignee: | International Business Machines
Corporation (Armonk, NY) |
Appl. No.: | 06/268,877 |
Filed: | June 1, 1981 |
Current U.S. Class: | D24/167 |
Current International Class: | D2401; D2402 |
Field of Search: | ;128/695,696 ;D24/1.1,17,99 |
D216535 | February 1970 | Chuboff |
D230211 | January 1974 | Fuller |
D260173 | August 1981 | Wiebe |
D262401 | December 1981 | Hawes et al. |
3221731 | December 1965 | Annis et al. |
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