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Motor drive system
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Patent number 5,012,169
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Issue date Apr 30, 1991
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Yokogawa Electric Corporation
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Yutaka Ono
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Numerical control system
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Patent number 4,319,172
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Issue date Mar 9, 1982
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Tracer Control Company
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Ryszard Sieradzki
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G05 - CONTROLLING REGULATING
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3872369
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Patent number 3,872,369
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Issue date Mar 18, 1975
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3798430
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Patent number 3,798,430
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Issue date Mar 19, 1974
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G05 - CONTROLLING REGULATING
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3775654
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Patent number 3,775,654
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Issue date Nov 27, 1973
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G05 - CONTROLLING REGULATING
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3732474
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Patent number 3,732,474
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Issue date May 8, 1973
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G05 - CONTROLLING REGULATING
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3686556
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Patent number 3,686,556
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Issue date Aug 22, 1972
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G05 - CONTROLLING REGULATING
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3612840
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Patent number 3,612,840
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Issue date Oct 12, 1971
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G05 - CONTROLLING REGULATING
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3548282
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Patent number 3,548,282
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G05 - CONTROLLING REGULATING
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3546603
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Patent number 3,546,603
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G05 - CONTROLLING REGULATING
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3519904
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Patent number 3,519,904
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G05 - CONTROLLING REGULATING
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3517286
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Patent number 3,517,286
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G05 - CONTROLLING REGULATING
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3508251
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Patent number 3,508,251
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G05 - CONTROLLING REGULATING
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3492550
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Patent number 3,492,550
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Issue date Jan 27, 1970
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G05 - CONTROLLING REGULATING
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3491277
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Patent number 3,491,277
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G05 - CONTROLLING REGULATING
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3491278
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Patent number 3,491,278
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G05 - CONTROLLING REGULATING
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3460044
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Patent number 3,460,044
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G05 - CONTROLLING REGULATING
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3412298
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Patent number 3,412,298
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G05 - CONTROLLING REGULATING
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3400314
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G05 - CONTROLLING REGULATING
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3388304
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Patent number 3,388,304
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G05 - CONTROLLING REGULATING
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3375354
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Patent number 3,375,354
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G05 - CONTROLLING REGULATING
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3364340
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G05 - CONTROLLING REGULATING
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3320501
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G05 - CONTROLLING REGULATING
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3319054
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Patent number 3,319,054
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G05 - CONTROLLING REGULATING
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3312884
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Patent number 3,312,884
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G05 - CONTROLLING REGULATING
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3311025
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Patent number 3,311,025
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3248622
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Patent number 3,248,622
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Issue date Apr 26, 1966
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G05 - CONTROLLING REGULATING
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3241020
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Patent number 3,241,020
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G05 - CONTROLLING REGULATING
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3227863
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Issue date Jan 4, 1966
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G05 - CONTROLLING REGULATING