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The Gurries Company
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Sparks, NV, US
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Patents Grants
last 30 patents
Information
Patent Grant
Resonant tool driving system with gap
Patent number
4,343,514
Issue date
Aug 10, 1982
The Gurries Company
Raymond A. Gurries
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method and apparatus for driving a single transversely elongated to...
Patent number
4,258,956
Issue date
Mar 31, 1981
The Gurries Company
Raymond A. Gurries
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Ripping tool driving apparatus
Patent number
4,252,376
Issue date
Feb 24, 1981
The Gurries Company
Raymond A. Gurries
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Drive assembly for pavement planing apparatus
Patent number
4,250,760
Issue date
Feb 17, 1981
The Gurries Company
Raymond A. Gurries
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Resonant beam for tool driving apparatus
Patent number
4,251,111
Issue date
Feb 17, 1981
The Gurries Company
Raymond A. Gurries
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Pavement planing method and apparatus
Patent number
4,230,369
Issue date
Oct 28, 1980
The Gurries Company
Raymond A. Gurries
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Tool driving apparatus and method
Patent number
4,229,046
Issue date
Oct 21, 1980
The Gurries Company
Raymond A. Gurries
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Resonant tool driving apparatus with tool stop
Patent number
4,229,045
Issue date
Oct 21, 1980
The Gurries Company
Raymond A. Gurries
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING