USD355208SExpiredUtility

Developing device for copying machine

39
Assignee: CANON KKPriority: Apr 17, 1992Filed: Oct 6, 1992Granted: Feb 7, 1995
Est. expiryApr 17, 2012(expired)· nominal 20-yr term from priority
Inventors:Masaaki IshibashiHiroyuki ShiraiTadayuki Tsuda
39
PatentIndex Score
3
Cited by
13
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a developing device for copying machine, as shown and described.

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