USD267743SExpiredUtility

Pressure diaphragm

77
Assignee: IVAC CORPPriority: Dec 15, 1980Filed: Dec 15, 1980Granted: Jan 25, 1983
Est. expiryDec 15, 2000(expired)· nominal 20-yr term from priority
Inventors:Joel N. CunninghamRichard BucchianeriStephen H. O'Leary
77
PatentIndex Score
15
Cited by
16
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a pressure diaphragm, as shown.

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