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Patents for John B. Russell
Patents 1 - 6 of 6
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
337,841Mar. 16, 1886F.F. LandisTraction Engine
409,208Aug. 20, 1889A.B. LandisScrew-cutting head
422,024Feb. 25, 1890A.B. LandisScrew-cutting head
425,230Apr. 08, 1890A.B. LandisGrinding-machine
427,091May 06, 1890A.B. LandisGrinding-machine
492,869Mar. 07, 1893A.B. LandisRotating grain-meter
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