Benjamin Koop

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Leamington, CA

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable manhole cover
- Patent number 10,161,100
- Issue date Dec 25, 2018
- 1128653 Ontario Ltd.
- Benjamin Koop
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
ADJUSTABLE MANHOLE COVER
- Publication number 20190145078
- Publication date May 16, 2019
- 1128653 Ontario Ltd.
- Benjamin Koop
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
ADJUSTABLE MANHOLE COVER
- Publication number 20160177535
- Publication date Jun 23, 2016
- 1128653 Ontario Ltd.
- Benjamin Koop
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING