USD349890SExpiredUtility

Optical filing system

62
Assignee: RICOH CO LTDPriority: Nov 29, 1991Filed: May 28, 1992Granted: Aug 23, 1994
Est. expiryNov 29, 2011(expired)· nominal 20-yr term from priority
Inventors:Masaaki Kabumoto
62
PatentIndex Score
10
Cited by
4
References
1
Claims

Claims

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

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