Patent Model - Improvement in Hot-Air Furnaces
Maker and role
Baldwin Bradley, Patentee
James Fletcher, Assignee
Feb 02 1875
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Tinned sheet iron
12 x 6 x 11" (30.5 x 15.2 x 27.9cm)
The nature of Fletcher's invention "relates to certain new and useful improvements in the construction of furnaces employed for beating air for distribution to the various apartments of a building which is it desired to warm." (Patent Number 159,383)
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