USD338291SExpiredUtility

Floor scrubbing machine

37
Assignee: HAKO MINUTEMAN INCPriority: Aug 29, 1990Filed: Aug 29, 1990Granted: Aug 10, 1993
Est. expiryAug 29, 2010(expired)· nominal 20-yr term from priority
Inventors:Gary E. PalmerRonald J. SmithJaime R. Valadez
37
PatentIndex Score
4
Cited by
7
References
1
Claims

Claims

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

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