USD273325SExpiredUtility

Electrocardiograph

70
Assignee: CAMBRIDGE INSTR INCPriority: Mar 4, 1981Filed: Mar 4, 1981Granted: Apr 3, 1984
Est. expiryMar 4, 2001(expired)· nominal 20-yr term from priority
Inventors:Claude Macquignon
70
PatentIndex Score
14
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electrocardiograph, as shown.

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