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All Patents in class 100/906
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,650,495Nov. 22, 1927G.B. DamonBriquetting apparatus
2,810,181Oct. 22, 1957K. RuckstuhlExtrusion press
RE24,665Jul. 07, 1959K. RuckstuhlExtrusion press
2,966,842Jan. 03, 1961J.B. RocheBriquetting machines
2,984,173May 16, 1961W.C. Briggs, J.B. RocheExtrusion die for briquetting machine
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