USD332993SExpiredUtility

Antifreeze recycler

58
Assignee: CENTURY MFG COPriority: Oct 30, 1990Filed: Oct 30, 1990Granted: Feb 2, 1993
Est. expiryOct 30, 2010(expired)· nominal 20-yr term from priority
Inventors:William S. DeaCurt A. DeinerJames G. Nyberg
58
PatentIndex Score
11
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a antifreeze recycler, as shown.

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