Beds – Bedsteads – Element or detail
Patent
1977-12-08
1979-02-06
Caun, Peter M.
Beds
Bedsteads
Element or detail
272109, A47G 900
Patent
active
041375831
ABSTRACT:
A gymnastic mat capable of simple assembly and disassembly for compact storage. Cushioning material is contained within a readily disassemblable rigid frame. A cover of flexible material is attached to the top of the frame by elastic tie-down devices to contain the cushioning material within the frame and maintain a taut and wrinkle-free surface.
REFERENCES:
patent: 3120042 (1964-02-01), Speranza et al.
patent: 3284819 (1966-11-01), Nissen
patent: 3480241 (1969-11-01), Moyer
patent: 3518707 (1970-07-01), Nissen
patent: 3892401 (1975-07-01), Sorenson
patent: 3893198 (1975-07-01), Blair
Baldwin Beecher B.
Higgins Harold
Baldwin/Green Inc.
Caun Peter M.
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