USD270164SExpiredUtility
Electrostatic copying machine
Est. expiryNov 28, 2000(expired)· nominal 20-yr term from priority
Inventors:Masaji Sawada
91
PatentIndex Score
29
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an electrostatic copying machine, as shown and described.
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