Patent Model - Improvement in Machinery for Forcing and Exhausting Air

Maker and role
William Ellis, Patentee
Production date
Feb 17 1874
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Object detail

Media/Materials
Steel, iron
Measurements
9 x 12 x 9" (22.9 x 30.5 x 22.9cm)
Description
Ellis notes that his invention "is an improvement on the well-known McKenzie blower; and relates to the construction and arrangement of parts..." (Patent Number 147,623)
Object number
2015.14.1704a,b
Currently on display?
No

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