2341451 ONTARIO INC.

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Toronto, ON, CA

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Patents Grantslast 30 patents

Information Patent Grant
Undercut excavation method with continuous concrete floors
- Patent number 9,151,047
- Issue date Oct 6, 2015
- 2341451 Ontario Inc.
- Charles Michael Gryba
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
UNDERCUT EXCAVATION METHOD WITH CONTINUOUS CONCRETE FLOORS
- Publication number 20140237936
- Publication date Aug 28, 2014
- 2341451 ONTARIO INC.
- Charles Michael Gryba
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Trademarklast 30 trademarks