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2929445
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Information
Patent Grant
2929445
References
Source
Patent Number
2,929,445
Date Filed
Not available
Date Issued
Tuesday, March 22, 1960
65 years ago
CPC
E04B2/827 - Partitions constituted of sliding panels
E06B3/481 - Wings foldable in a zig-zag manner or bi-fold wings
E05D2015/268 - the wings being successively folded
Y10T74/18152 - Belt or chain carried member
US Classifications
160 - Flexible or portable closure, partition, or panel
074 - Machine element or mechanism
181 - Acoustics
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