USD506909SExpiredUtility

Tube-heater

29
Assignee: ROTHENBERGER SAPriority: Feb 25, 2004Filed: Feb 25, 2004Granted: Jul 5, 2005
Est. expiryFeb 25, 2024(expired)· nominal 20-yr term from priority
Inventors:Jose Ignacio Picaza
29
PatentIndex Score
1
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a tube-heater, substantially as shown and described.

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