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Patents for Letson & Burpee, Ltd.
Patents 31 - 45 of 50
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NumberDatePatenteeTitleType
CA-702,764Jan. 26, 1965R.D. BattChain connecting conveyer chair
CA-724,966Jan. 04, 1966F.E. AllenSaw feeding machinesawmill feed works
3,356,205Dec. 05, 1967G.W. McleodLog conveyorsawmill log handling
3,367,479Feb. 06, 1968G.M. Letson, R.A. BaldreyImpact absorbing apparatuswoodworking machine material handling
CA-810,994Apr. 22, 1969G.W. McleodLog conveyorwoodworking machine material handling
CA-834,556Feb. 17, 1970G.M. Letson, R.A. BaldreyImpact absorbing conveyor rollwoodworking machine material handling
CA-837,428Mar. 24, 1970R.A. BaldreyGrinder feed carriagewood grinding machines
CA-895,668Mar. 21, 1972F.E. AllenBandmill arbor tilting mechanismband sawmills
CA-920,480Feb. 06, 1973F.E. AllenBand millband sawmills
CA-944,712Apr. 02, 1974F.E. AllenLog feed conveyor for bandmillband sawmills
3,827,324Aug. 06, 1974F.E. AllenCrowder roll arm for bandmillband sawmills
3,838,620Oct. 01, 1974R.A. Baldrey, F.E. AllenAir strain mechanism for bandmillband sawmills
CA-958,626Dec. 03, 1974F.E. AllenCrowder roll arm for bandmillband sawmills
AU-4,610,772Dec. 12, 1974F.E. AllenShear bladeband sawmills
3,946,634Mar. 30, 1976J.D. McGuire, F.E. AllenBand mill strain mechanismband sawmills
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