Allan E. Randolph Sr.

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Dayton, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Forming tool for use in a die assembly
- Patent number 4,002,049
- Issue date Jan 11, 1977
- Ready Stamping System, Inc.
- Allan Emerson Randolph
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Work performing member with removable head
- Patent number 3,983,739
- Issue date Oct 5, 1976
- Dayton Progress Corporation
- Allan E. Randolph
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Die unit with quick change features
- Patent number 3,942,354
- Issue date Mar 9, 1976
- Dayton Progress Corporation
- Allan E. Randolph
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Caged spring unit
- Patent number 3,938,794
- Issue date Feb 17, 1976
- Dayton Progress Corporation
- Harry G. Stevens
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...