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3542421
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Information
Patent Grant
3542421
References
Source
Patent Number
3,542,421
Date Filed
Not available
Date Issued
Tuesday, November 24, 1970
53 years ago
CPC
B60N2/4879 - detachable
A47C7/425 - Supplementary back-rests to be positioned on a back-rest or the like
A47C7/46 - with special
B60N2/4882 - provided with side rests
B60N2/6054 - by buckle passages
B60N2/7005 - detachable
US Classifications
297 - Chairs and seats
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