USD316765SExpiredUtility

Cleaning machine

59
Assignee: CASTEX IND INCPriority: Feb 29, 1988Filed: Feb 29, 1988Granted: May 7, 1991
Est. expiryFeb 29, 2008(expired)· nominal 20-yr term from priority
Inventors:Richard F. Wulff
59
PatentIndex Score
8
Cited by
4
References
1
Claims

Claims

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

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