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Gregory Tool Systems, Inc.
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Sonoma, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Lever operated riveter
Patent number
4,520,648
Issue date
Jun 4, 1985
Gregory Tool Systems, Inc.
Jack T. Gregory
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Hydraulic log splitter
Patent number
4,498,293
Issue date
Feb 12, 1985
Gregory Tool Systems, Inc.
Jack T. Gregory
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic pulling tool
Patent number
4,489,471
Issue date
Dec 25, 1984
Gregory Tool Systems, Inc.
Jack T. Gregory
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73253529 - GREGORY
Serial number
73253529
Registration number
1166179
Filing date
Mar 10, 1980
Gregory Tool Systems
8 - Hand tools and implements (hand-operated)