USD319216SExpiredUtility

Pushbutton switch

35
Assignee: LASKO METAL PRODUCTS INCPriority: Apr 6, 1989Filed: Apr 6, 1989Granted: Aug 20, 1991
Est. expiryApr 6, 2009(expired)· nominal 20-yr term from priority
Inventors:Thomas M. Hoffman
35
PatentIndex Score
3
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a pushbutton switch, as shown and described.

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