USD256019SExpiredUtility

Hot air corn popper

92
Assignee: NAT PRESTO INDUSTRIES INCPriority: Apr 10, 1978Filed: Apr 10, 1978Granted: Jul 22, 1980
Est. expiryApr 10, 1998(expired)· nominal 20-yr term from priority
Inventors:Melvin H. BoldtThurber H. MorrisonWayne J. Franek
92
PatentIndex Score
30
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a hot air corn popper, substantially as shown.

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