USD424764SExpiredUtility

Hydrofiltration vacuum extraction machine

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Assignee: THERMAX INCPriority: Mar 18, 1998Filed: Mar 18, 1998Granted: May 9, 2000
Est. expiryMar 18, 2018(expired)· nominal 20-yr term from priority
Inventors:Gary W. CollinsKehl T. Lesourd
60
PatentIndex Score
11
Cited by
9
References
1
Claims

Claims

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

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