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Philippe Dutilleul
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Valdampierre, FR
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Patents Grants
last 30 patents
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Patent Grant
Device for locking and unlocking a plug on a frame using a wrench
Patent number
8,132,436
Issue date
Mar 13, 2012
Norinco
Philippe Dutilleul
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Device permitting a plug or a cover to lock in a detachable manner...
Patent number
7,455,474
Issue date
Nov 25, 2008
Norinco
Philippe Tievant
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Patents Applications
last 30 patents
Information
Patent Application
DEVICE FOR LOCKING AND UNLOCKING A PLUG ON A FRAME USING A WRENCH
Publication number
20090169299
Publication date
Jul 2, 2009
Norinco
Philippe Dutilleul
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Device permitting a plug or a cover to lock in a detachable manner...
Publication number
20060134999
Publication date
Jun 22, 2006
Philippe Tievant
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING