Sewing machine

Sewing – Elements – Frames

Reexamination Certificate

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Reexamination Certificate

active

07073454

ABSTRACT:
A sewing machine includes a sewing machine body, a free arm portion extending from the sewing machine body, and an auxiliary bed detachably mounted on the free arm portion to allow the sewing machine to operate, the auxiliary bed being brought into engagement with the free arm portion to be in flush with the free arm portion.

REFERENCES:
patent: 3013514 (1961-12-01), Stanton
patent: 3673972 (1972-07-01), Grange
patent: 3677210 (1972-07-01), Perlino
patent: 4040369 (1977-08-01), Kaito
patent: 4114548 (1978-09-01), Kasahara et al.
patent: 4220103 (1980-09-01), Kasahara et al.
patent: 4421043 (1983-12-01), Kornatowski et al.
patent: 4458615 (1984-07-01), Adams
patent: 5343821 (1994-09-01), Tseng
patent: 5476052 (1995-12-01), Kojima et al.
patent: 5531172 (1996-07-01), Kojima et al.
patent: 6-7572 (1994-01-01), None
patent: 3021041 (1995-11-01), None
patent: 10-201981 (1998-08-01), None
patent: 2002-28391 (2002-01-01), None

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