Device to reform threads
Description
FIG. 1 is a front elevation of the device;
FIG. 2 is a top plan view of the FIG. 1 device;
FIG. 3 is a left end elevation of the FIG. 1 device;
FIG. 4 is a bottom plan view of the FIG. 1 device;
FIG. 5 is a right end elevation of the FIG. 1 device; and
FIG. 6 is a rear elevation of the FIG. 1 device.
Referenced Cited
U.S. Patent Documents
2508291 | May 1950 | Porro |
3793659 | February 1974 | Edgar |
Patent History
Patent number: D257460
Type: Grant
Filed: Jan 30, 1978
Date of Patent: Oct 28, 1980
Inventors: Henry A. Laub, Jr. (Pasadena, CA), Steven D. Laub (Temple City, CA)
Primary Examiner: W. Stallard
Attorney: William W. Haefliger
Application Number: 5/873,399
Type: Grant
Filed: Jan 30, 1978
Date of Patent: Oct 28, 1980
Inventors: Henry A. Laub, Jr. (Pasadena, CA), Steven D. Laub (Temple City, CA)
Primary Examiner: W. Stallard
Attorney: William W. Haefliger
Application Number: 5/873,399
Classifications
Current U.S. Class:
D 8/51;
D 8/59;
D/8106
International Classification: D0805;
International Classification: D0805;