USD277404SExpiredUtility

Degreaser ventilation hood

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Assignee: DETREX CHEM INDPriority: May 13, 1982Filed: May 13, 1982Granted: Jan 29, 1985
Est. expiryMay 13, 2002(expired)· nominal 20-yr term from priority
Inventors:Oscar F. A. PetersonRichard W. Clement
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PatentIndex Score
7
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a degreaser ventilaton hood, as shown and described.

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