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Patents for Emanuel Andrews
Patents 1 - 15 of 27
First set of recordsNext set of recordsLast set of records
16,223Dec. 16, 1856E. AndrewsImproved machine for grinding sawscutter grinding
16,782Mar. 10, 1857E. AndrewsMachine for grinding sawsmaking sawblades
17,774Jul. 14, 1857E. AndrewsMachine for gaging and filing sawssaw sharpening machines
51,126Nov. 28, 1865E. AndrewsImprovement in sawmillsreciprocating sawmills
RE2,290Jun. 19, 1866E. AndrewsImproved machine for grinding sawscutter grinding
58,569Oct. 09, 1866E. AndrewsSaw Handlecrosscut saw handles
76,969Apr. 21, 1868E. AndrewsImprovement in mode of hanging reciprocating saws in sawmillsreciprocating sawmills
81,126Aug. 18, 1868E. AndrewsImprovement in saw-grinding machinesmaking sawblades
85,417Dec. 29, 1868E. AndrewsImprovement in sawsreciprocating saws
90,623Jun. 01, 1869E. AndrewsImprovement in strap for sawsreciprocating saws
95,869Oct. 19, 1869E. AndrewsImprovement in saw-swagesaw swages
101,343Mar. 29, 1870E. AndrewsImprovement in saw-millsreciprocating sawmills
103,700May 31, 1870E. AndrewsImprovement in Saw Frameframe saws
111,164Jan. 24, 1871E. AndrewsImprovement in sawssaw teeth
112,883Mar. 21, 1871E. AndrewsImprovement in saw-millsreciprocating sawmills
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