USD289861SExpiredUtility

Extraction vacuum manifold

50
Assignee: SUPELCO INCPriority: Apr 28, 1986Filed: Apr 28, 1986Granted: May 19, 1987
Est. expiryApr 28, 2006(expired)· nominal 20-yr term from priority
Inventors:George D. WachobRobert W. Rightnour
50
PatentIndex Score
7
Cited by
14
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an extraction vacuum manifold, as shown and described.

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