USD369728SExpiredUtility

Hand-held ultrasonic welding device

33
Assignee: PROMOTION ULTRASONIC EQUIPMENT CO LTDPriority: Aug 8, 1994Filed: Aug 8, 1994Granted: May 14, 1996
Est. expiryAug 8, 2014(expired)· nominal 20-yr term from priority
Inventors:Yen-Ling Liang
33
PatentIndex Score
7
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for hand-held ultrasonic welding device, as shown and described.

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