USD320648SExpiredUtility

Portable heater

70
Assignee: TECHNO THERM CORPPriority: Jun 28, 1990Filed: Jun 28, 1990Granted: Oct 8, 1991
Est. expiryJun 28, 2010(expired)· nominal 20-yr term from priority
Inventors:Joseph E. Velazquez
70
PatentIndex Score
20
Cited by
16
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable heater, as shown.

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