USD243537SExpiredUtility

Electronic transmitter device for use in the opening or closing of garage doors

85
Assignee: MALLARD MFG CORPORATIONPriority: Aug 4, 1975Filed: Aug 4, 1975Granted: Mar 1, 1977
Est. expiryAug 4, 1995(expired)· nominal 20-yr term from priority
Inventors:John F. Wahl
85
PatentIndex Score
22
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electronic transmitter device for use in the opening or closing of garage doors, as shown.

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