Patent Model - Apparatus for Regulating the Supply of Water to Steam-Boilers
Maker and role
Zalmon Jacobs (b.1823, d.1902), Patentee
Jul 27 1858
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8 x 9 x 4" (20.3 x 22.9 x 10.2cm)
Jacobs's patent "consists in constructing and arranging an apparatus, where by, the flow of fluid, from a reservoir to a vessel below it, is automatically adjusted to the varying requirements of the latter vessel." (Patent Number 21,003)
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