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3467973
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Information
Patent Grant
3467973
References
Source
Patent Number
3,467,973
Date Filed
Not available
Date Issued
Tuesday, September 23, 1969
55 years ago
CPC
A47C7/34 - with springs in compression
A47C27/065 - of special shape
Y10S5/906 - with magnetic means
US Classifications
005 - Beds
267 - Spring devices
297 - Chairs and seats
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