USD328834SExpiredUtility

Portable convection oven

79
Assignee: CHANG CHUNG-YUANPriority: Mar 9, 1990Filed: Mar 9, 1990Granted: Aug 25, 1992
Est. expiryMar 9, 2010(expired)· nominal 20-yr term from priority
Inventors:Chung-Yuan Chang
79
PatentIndex Score
24
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1
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Claims

exact text as granted — not AI-modified
The ornamental design for a portable convection oven, as shown and described.

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