Patent Model - Improvement in Drain-Traps
Maker and role
James Blessing (b.1837, d.1910), Patentee
Production date
Aug 27 1878
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Object detail
Media/Materials
Brass, wood, steel, paint
Measurements
11 x 8 1/2 x 3/4" (27.9 x 21.6 x 1.9cm)
34 3/4 x 16 3/4 x 1 3/4" (88.3 x 42.5 x 4.4cm)
34 3/4 x 16 3/4 x 1 3/4" (88.3 x 42.5 x 4.4cm)
Description
Blessing's patented invention "is specifically applicable to apparatus by means of which buildings are heated by steam, and in which no direct return to the boiler is provided." (Patent Number 207,482)
Collection
Object number
2015.14.2680a-c
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