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Patents for Calvin Post
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
5,033XMar. 11, 1828C. PostBending sheet iron for boilers, etc.stationary boilers
5,163XJul. 15, 1828C. PostRotary washer for washing clotheswashing machines
5,448XApr. 11, 1829C. Post, J.W. PostIron Millgrinding mills
5,813XFeb. 02, 1830C. Post, J.W. PostDrilling rockstone boring and drilling machines
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