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2989159
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Information
Patent Grant
2989159
References
Source
Patent Number
2,989,159
Date Filed
Not available
Date Issued
Tuesday, June 20, 1961
63 years ago
CPC
E04G7/02 - with separate coupling elements
E04B1/585 - with separate connection devices
E04G7/24 - Couplings involving arrangements covered by more than one of the subgroups E04G7/08, E04G7/12, E04G7/20, E04G7/22
E04G7/26 - for use with specially-shaped scaffold members
E04G7/304 - with tying means for connecting the bars or members
E04B2001/5887 - using connectors with sockets
Y10T403/7079 - Transverse pin
US Classifications
403 - Joints and connections
052 - Static structures
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