Patent Model - Frame for Hot-Air Registers

Maker and role
Charles Trotter, Patentee
Tuttle & Bailey Manufacturing Company (estab. 1846), Assignee
Production date
Jan 01 1884
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Object detail

Metal, paint
27 3/4 x 18 x 1 1/2" (70.5 x 45.7 x 3.8cm)
Trotter's patent is intended "to provide a simpler, cheaper, and better wall-frame for hot-air registers than the marble or stone frames now employed." "It consists of a cast-metal frame contrived to serve the purposes of the marble frame..." (Patent Number 291,428)
Object number
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