-
-
-
-
Mechanical expansion anchor shell
-
Patent number 5,033,910
-
Issue date Jul 23, 1991
-
The Eastern Company
-
Raymond L. Wright
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
-
Expansion bolt
-
Patent number 5,028,188
-
Issue date Jul 2, 1991
-
The Eastern Company
-
John F. Prince
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
Anchor assembly for a mine roof bolt
-
Patent number 5,018,908
-
Issue date May 28, 1991
-
American Mining Supply, Inc.
-
Gary Laphon
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
-
-
-
-
-
Detecting resin cure
-
Patent number 4,103,771
-
Issue date Aug 1, 1978
-
Rexnord Inc.
-
Kenneth G. Klatt
-
E21 - EARTH DRILLING MINING
-
-
2771746
-
Patent number 2,771,746
-
Issue date Nov 27, 1956
-
E21 - EARTH DRILLING MINING