Membership
Tour
Register
Log in
1128653 Ontario Ltd.
Follow
Organization
Leamington, CA
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 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
Please log in for detailed analytics
Patents Applications
last 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