USD272745SExpiredUtility

Adjustable optical coupler device

78
Assignee: DESIGNS FOR VISIONPriority: Nov 5, 1981Filed: Nov 5, 1981Granted: Feb 21, 1984
Est. expiryNov 5, 2001(expired)· nominal 20-yr term from priority
Inventors:Richard E. FeinbloomRichard LepczynskiWaldyslaw Oleksy
78
PatentIndex Score
18
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an adjustable optical coupler device, as shown and described.

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