USD321422SExpiredUtility

Scraper to clean the fins of heat exchangers or the like

64
Assignee: GEN ELECTRICPriority: Nov 2, 1989Filed: Nov 2, 1989Granted: Nov 5, 1991
Est. expiryNov 2, 2009(expired)· nominal 20-yr term from priority
Inventors:Russell D. Smith
64
PatentIndex Score
11
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a scraper to clean the fins of heat exchangers or the like, as shown and described.

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