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Class Information
Number: 5/309
Name: Beds > Bedsteads > Element or detail > Antinoise devices and buffers
Description: Devices comprising special buffing and antinoise devices for all parts of beds and special employments of rubber as an elastic and buffing agent in the same.

Patents under this class:

Patent Number Title Of Patent Date Issued
8407835 Configuration-changing sleeping enclosure Apr. 2, 2013
6263527 Sleeper bed for trucks Jul. 24, 2001
5924682 Drop-in seat spring unit assembly Jul. 20, 1999
5613253 Apparatus for preventing bed frame squeaking Mar. 25, 1997
4819920 Spring coil assembly Apr. 11, 1989
4369534 Center reinforced mattress Jan. 25, 1983
4357005 Support for seat pad Nov. 2, 1982
4324011 Furniture spring assembly Apr. 13, 1982
4109331 Bed having acoustical isolation Aug. 29, 1978
3935605 Mattress foundation Feb. 3, 1976

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