Beds – Sofa bed – Reverting back
Patent
1992-06-26
1993-03-23
Trettel, Michael F.
Beds
Sofa bed
Reverting back
5 39, 5 421, 5 47, A47C 1717
Patent
active
051951940
ABSTRACT:
An improved seat-bed extender assembly for a convertible seat-bed. The assembly includes an attachable platform and corresponding linkage to allow conversion to a full-sized bed in conjunctive relation with a convertible seat and for operation of the platform independently of the seat.
REFERENCES:
patent: 4365369 (1982-12-01), Plume
patent: 4512048 (1985-04-01), Isham et al.
patent: 4543675 (1985-10-01), Shrock
patent: 4625346 (1986-12-01), Quakenbush
patent: 4660235 (1987-04-01), Plume
patent: 4696069 (1987-09-01), Crosthwaite
patent: 4750222 (1988-06-01), Quakenbush
patent: 4939802 (1990-07-01), Lafer
Bradley Thomas C.
Shimkus John
Shrock Fred J.
Shrock Scott J.
Hall James D.
Shrock Manufacturing, Inc.
Trettel Michael F.
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