British Patent Office - Abridgments Class 112 Sewing Embroidering 1921-1925 (1929)
British Patent Office · leaf 49
ke. CLASS 112, chain M, N have their ends fixed to the wheel 164,390. Bell, F. J. T., Bell, H. C., and | J and to the hook body; separate grooves being Twin Bobbin Sewing Machine Co., | provided in the latter for the two chains. The i Ltd. Dec. 5, 1919. ends of the chain carried by the wheel are… … Ltd. Sept. 16, 1920. oscillating loop-taker 6 with an inwardly turned hook and a conical body 5 rotates upon a fixed inclined pivot pin 4. The spool case 9 receives a commercial spool and is positioned obliquely Sewing - machines ; upon the spool-case plate 8 which is supported in governing needle…
British patents · Patents · Sewing · Embroidering · Embroidery
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
