USD291243SExpiredUtility

Combined ventilating and purging blower

48
Assignee: PELSUE T A COPriority: Oct 11, 1985Filed: Oct 11, 1985Granted: Aug 4, 1987
Est. expiryOct 11, 2005(expired)· nominal 20-yr term from priority
Inventors:Allan E. Beavers
48
PatentIndex Score
5
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined ventilating and purging blower, as shown and described.

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