USD269903SExpiredUtility

Vacuum firing porcelain furnace

34
Assignee: SYBRON CORPPriority: Oct 24, 1980Filed: Oct 24, 1980Granted: Jul 26, 1983
Est. expiryOct 24, 2000(expired)· nominal 20-yr term from priority
Inventors:Robert S. Quandt
34
PatentIndex Score
2
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a vacuum firing porcelain furnace, substantially as shown and described.

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