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Patents for D. Hall Rice
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
96,224Oct. 26, 1869J.P. GrosvenorImprovement in method of adjusting circular sawstablesaws
123,562Feb. 13, 1872J.P. GrosvenorImprovement in lubricating-boxes and bearings for upright shaftswoodworking machine lubrication
RE4,763Feb. 20, 1872J.P. GrosvenorImprovement in circular-saw millstablesaws
125,388Apr. 09, 1872J.P. GrosvenorImprovement in loose pulleysindustrial machine pulleys and belt drive mechanisms
138,260Apr. 29, 1873B. LawrenceMilling Machinesmilling machines
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