USD332791SExpiredUtility

Concrete crusher

43
Assignee: STONE IMP & DEVELOPMENT CO LTDPriority: Sep 10, 1990Filed: Sep 10, 1990Granted: Jan 26, 1993
Est. expirySep 10, 2010(expired)· nominal 20-yr term from priority
Inventors:Masaaki Kanzawa
43
PatentIndex Score
10
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a concrete crusher, as shown and described.

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