USD336306SExpiredUtility
Mechanical feeder for sewage service unit
Individually held — no corporate assignee on recordPriority: Nov 18, 1991Filed: Nov 18, 1991Granted: Jun 8, 1993
Est. expiryNov 18, 2011(expired)· nominal 20-yr term from priority
Inventors:Lawrence G. Eichorst
17
PatentIndex Score
1
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a mechanical feeder for sewage service unit, as shown and described.
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