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Vibrating plate
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Patent number 4,609,055
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Issue date Sep 2, 1986
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Dynapac Maskin AB
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Lars M. Grafstrom
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Vibratory device
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Patent number 4,523,486
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Issue date Jun 18, 1985
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Dynapac Maskin AB
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Alfredo Bueno
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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-
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Surface finishing machine
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Patent number 4,317,314
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Issue date Mar 2, 1982
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Dynapac Maskin AB
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Per Carlstrom
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B24 - GRINDING POLISHING
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Vibratory device
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Patent number 4,221,499
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Issue date Sep 9, 1980
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Dynapac Maskin AB
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Claes Breitholz
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Concrete floor finisher
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Patent number 4,198,178
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Issue date Apr 15, 1980
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Dynapac Maskin AB
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Per Carlstrom
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E04 - BUILDING
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Plate vibrator
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Patent number 4,145,156
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Issue date Mar 20, 1979
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Dynapac Maskin AB
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Gunnar Grane
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Apparatus for generating vibrations
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Patent number 4,034,614
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Issue date Jul 12, 1977
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Dynapac Maskin AB
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Torsten Fors
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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