Patents for Selmer G. Snortland


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Patents for Selmer G. Snortland
Patents 1 - 1 of 1
Number	Date	Patentee	Title	Type
2,643,459	Jun. 30, 1953	S.G. Snortland, B.E. Beers	Measuring Device for Pistons in Depth Engines	special purpose gauges