USD283740SExpiredUtility

First stage diving regulator

63
Assignee: USD CORPPriority: Mar 21, 1983Filed: Mar 21, 1983Granted: May 6, 1986
Est. expiryMar 21, 2003(expired)· nominal 20-yr term from priority
Inventors:Carl J. Wiesinger, IiJohn Mcmunn
63
PatentIndex Score
14
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a first stage diving regulator, as substantially shown.

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