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Hydraulic hammering device
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Patent number 12,070,844
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Issue date Aug 27, 2024
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Furukawa Rock Drill Co., Ltd.
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Tsutomu Kaneko
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic hammering device
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Patent number 11,590,642
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Issue date Feb 28, 2023
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Furukawa Rock Drill Co., Ltd.
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Tsutomu Kaneko
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic hammering device
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Patent number 11,207,769
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Issue date Dec 28, 2021
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Furukawa Rock Drill Co., Ltd.
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Masahiro Koizumi
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E21 - EARTH DRILLING MINING
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Hydraulic striking device
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Patent number 11,084,155
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Issue date Aug 10, 2021
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Furukawa Rock Drill Co., Ltd.
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Toshio Matsuda
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic hammering device
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Patent number 11,052,524
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Issue date Jul 6, 2021
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Furukawa Rock Drill Co., Ltd.
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Masahiro Koizumi
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic hammering device
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Patent number 11,034,010
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Issue date Jun 15, 2021
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Furukawa Rock Drill Co., Ltd.
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Tsutomu Kaneko
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic hammering device
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Patent number 10,493,610
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Issue date Dec 3, 2019
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Furukawa Rock Drill Co., Ltd.
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Masahiro Koizumi
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic hammering device
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Patent number 10,150,209
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Issue date Dec 11, 2018
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Furukawa Rock Drill Co., Ltd.
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Toshio Matsuda
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Drill Tool and Method for Producing Same
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Publication number 20220090222
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Publication date Mar 24, 2022
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FURUKAWA ROCK DRILL CO., LTD.
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Yoshimi Matsumoto
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Hydraulic Hammering Device
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Publication number 20220055196
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Publication date Feb 24, 2022
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Furukawa Rock Drill Co., Ltd.
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Tsutomu Kaneko
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic Hammering Device
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Publication number 20210086337
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Publication date Mar 25, 2021
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FURUKAWA ROCK DRILL CO., LTD.
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Tsutomu Kaneko
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic Hammering Device
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Publication number 20200391368
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Publication date Dec 17, 2020
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FURUKAWA ROCK DRILL CO., LTD.
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Masahiro Koizumi
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E21 - EARTH DRILLING MINING
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Hydraulic Striking Device
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Publication number 20190224835
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Publication date Jul 25, 2019
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FURUKAWA ROCK DRILL CO., LTD.
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Toshio Matsuda
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic Hammering Device
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Publication number 20190210205
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Publication date Jul 11, 2019
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Furukawa Rock Drill Co., Ltd.
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Tsutomu Kaneko
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic Hammering Device
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Publication number 20180207782
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Publication date Jul 26, 2018
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FURUKAWA ROCK DRILL CO., LTD.
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Masahiro Koizumi
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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HYDRAULIC HAMMERING DEVICE
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Publication number 20170001294
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Publication date Jan 5, 2017
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Furukawa Rock Drill Co., Ltd.
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Masahiro KOIZMUI
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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HYDRAULIC HAMMERING DEVICE
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Publication number 20170001293
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Publication date Jan 5, 2017
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FURUKAWA ROCK DRILL CO., LTD.
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Toshio Matsuda
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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