USD274011SExpiredUtility

Foam generator for a cleaning machine

25
Individually held — no corporate assignee on recordPriority: Dec 10, 1980Filed: Dec 10, 1980Granted: May 29, 1984
Est. expiryDec 10, 2000(expired)· nominal 20-yr term from priority
Inventors:Thomas G. Lafferty
25
PatentIndex Score
2
Cited by
1
References
1
Claims

Claims

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

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