USD250931SExpiredUtility

Gas saving grate

Individually held — no corporate assignee on recordPriority: May 11, 1976Filed: May 11, 1976Granted: Jan 30, 1979
Est. expiryMay 11, 1996(expired)· nominal 20-yr term from priority
Inventors:Ronald Pierce
40
PatentIndex Score
6
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a gas saving grate, as shown.

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