Patent Model - Device for Running on Belts to Machines
Maker and role
James Robertson, Patentee
Victor Sewing Machine Company, Assignee
Oct 18 1881
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2 1/2 x 14" (6.4 x 35.6cm)
Robertson's patent "relates to that class of devices which are employed for facilitating the replacement of the belt upon the usual pulley-wheel of a sewing or other machine." (Patent Number 248,507)
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