USD425973SExpiredUtility

Steam generator

5
Assignee: YANG TIEN SHENGPriority: May 14, 1998Filed: May 14, 1998Granted: May 30, 2000
Est. expiryMay 14, 2018(expired)· nominal 20-yr term from priority
Inventors:Tien Sheng Yang
5
PatentIndex Score
0
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a steam generator, as shown and described.

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