USD322264SExpiredUtility

Foldable portable overhead projector

57
Assignee: DUKANE CORPPriority: Sep 29, 1989Filed: Sep 29, 1989Granted: Dec 10, 1991
Est. expirySep 29, 2009(expired)· nominal 20-yr term from priority
Inventors:Charles B. Jewison
57
PatentIndex Score
9
Cited by
15
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a foldable portable overhead projector, as shown and described.

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