USD404953SExpiredUtility

Spring used in venetian blinds

39
Assignee: FRANSSON ROLFPriority: Jan 31, 1996Filed: Jan 31, 1996Granted: Feb 2, 1999
Est. expiryJan 31, 2016(expired)· nominal 20-yr term from priority
Inventors:Rolf G. Fransson
39
PatentIndex Score
6
Cited by
13
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a spring used in venetian blinds, as shown and described.

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