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Patents for Charles N. Walsh
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
818,718Apr. 24, 1906W.N. Rumely, C.N. WalshEngine Governor
841,819Jan. 22, 1907C.N. Walsh, W.N. RumelyGovernor
841,832Jan. 22, 1907W.N. Rumely, C.N. WalshCentrifugal Governor
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