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1708828 Ontario Inc.
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Listowel, Ontario, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Trailer with four wheel steering and independent suspension
Patent number
7,874,571
Issue date
Jan 25, 2011
1708828 Ontario Ltd.
Oscar Frey
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Snowplow with pivoting sideblades
Patent number
7,730,644
Issue date
Jun 8, 2010
1708828 Ontario Inc.
Oscar Frey
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Snowplow with pivoting sideblades
Patent number
7,493,710
Issue date
Feb 24, 2009
1708828 Ontario Inc.
Oscar Frey
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
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last 30 trademarks