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All Patents of Type: sand blasters
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
1,170,198Feb. 01, 1916F.G. Chambers, A. Winter, J.E. SweetSand Blast Devicesand blasters
4,084,357Apr. 18, 1978R.W. MosesValve cleaning machinesand blasters
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