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All Patents of Type: stoneworking
Patents 1 - 15 of 18
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NumberDatePatenteeTitleType
209XMay 18, 1798I. LazellMachine for Removing Rocks, etc.stoneworking
NS-46Apr. 02, 1859F. McKayStone drill and dresserstoneworking tools
125,403Apr. 09, 1872J.E. MitchellImprovement in tools for turning stonemill stone dressers
155,165Sep. 22, 1874S.G. MorrisonImprovement in saws for sawing stonestoneworking tools
163,879Jun. 01, 1875S.G. MorrisonImprovement in saws for sawing stonestoneworking tools
224,530Feb. 17, 1880W. HasenzahlBoring Tool for Stone Workingstoneworking
245,983Aug. 23, 1881T.L. ThomasStone Pickstoneworking
314,243Mar. 24, 1885T. HeathcoteStone Lifterstoneworking
314,291Mar. 24, 1885W.H. HarperBush Hammerstoneworking
329,325Oct. 27, 1885J.W. MaloyCentering Device for Stone Cutting Machinesstoneworking
333,472Dec. 29, 1885J.J. LloydMining Toolstoneworking
513,196Jan. 23, 1894J. O'DonnellStone-cutter's bush-hammerstoneworking tools
553,534Jan. 28, 1896A.E. MeissnerReciprocating Drillstoneworking
GB-190,208,560Feb. 12, 1903T. Lees, R. Lees, W. LeesImprovements in crushing machinesstoneworking
GB-190,220,056Feb. 12, 1903T. Lees, R. Lees, W. LeesImprovements in crushing machinesstoneworking
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