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Patents for John Whittingham
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
316,774	Apr. 28, 1885	J. Whittingham, R.H. Shaw, A. Greig	Traction Engine	traction engine propulsion components
CA-24,431	Jul. 05, 1886	R.H. Shaw, J. Whittingham, A. Grieg	Locking and Driving Gear of Traction Engine, Steam Plough Engine, Etc.	traction engine propulsion components

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