Patent Model - Improvement in Gas-Retorts
Maker and role
James Wotherspoon, Patentee
William Foulis, Patentee
Production date
Dec 02 1873
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Object detail
Media/Materials
Brass
Measurements
5 x 5 x 3 1/2" (12.7 x 12.7 x 8.9cm)
Description
Wotherspoon and Foulis' patent "has for its object to simplify the construction of the lids or covers of retorts, such as are used in gas-works, mineral-oil works, and in other manufactories; and it also relates to improvements in making tight the joint between the lid or cover and the retort proper." (Patent Number 145,267)
Collection
Object number
2015.14.1662a,b
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