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Class Information
Number: 5/275
Name: Beds > Bedsteads > Having bottom > Of springs > Elements > Top connections > Central cross strips and wires
Description: Devices comprising systems of strips or wires crossing the centers of springs in rows.










Patents under this class:

Patent Number Title Of Patent Date Issued
4805883 Box spring assembly with a grid structure formed of both basic and spring wire Feb. 21, 1989











 
 
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