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Patents for Elmer Harrold
Patents 1 - 15 of 19
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NumberDatePatenteeTitleType
509,029Nov. 21, 1893A. HarroldSawmill dogging mechanismsawmill dogs
715,061Dec. 02, 1902E. HarroldPhotographic timer
735,503Aug. 04, 1903E. Harrold, C.G. WildersonMolding flaskfoundryman
773,495Oct. 25, 1904E. Harrold, C.G. WildersonAttachment for sharpening bandsawscutter grinding
779,158Jan. 03, 1905E. Harrold, C.G. WildersonUpper adjusting device for bandsawsbandsaws
CA-93,435Jun. 06, 1905E. Harrold, C.G. WildersonBand sawbandsaws
814,652Mar. 06, 1906E. Harrold, C.G. WildersonBandsaw machinebandsaws
943,540Dec. 14, 1909E. HarroldCutter-head
1,035,187Aug. 13, 1912E. HarroldFrame for wood-planing machineswood planers
1,050,455Jan. 14, 1913E. HarroldCutter-head-knife-adjusting wrenchwrenches
1,050,649Jan. 14, 1913E. Harrold, C.G. WildersonSaw-guardwoodworking machine safety guards
D44,126Jun. 03, 1913E. HarroldDesign for a guard for band-sawsbandsaws
1,068,239Jul. 22, 1913E. Harrold, C.G. WildersonBandsaw guardbandsaws
1,088,501Feb. 24, 1914E. Harrold, C.G. WildersonWoodworking machinedrilling and boring
1,150,677Aug. 17, 1915E. HarroldCutter-blade for jointers and planerscutters
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