Patents for John W. Lehde Jr. |
Patents 1 -
6
of 6
|
Number | Date | Patentee | Title | Type |
2,771,804 | Nov. 27, 1956 | J.W. Lehde, Jr., B.R. Better | Predetermined Torque Release Wrench | torque wrenches |
2,775,326 | Dec. 25, 1956 | J.W. Lehde, Jr., B.R. Better | Torque Drivers | drilling and boring tool holders |
2,791,304 | May 07, 1957 | J.W. Lehde, Jr., B.R. Better | Safe Torque Driver | drilling and boring tool holders |
2,819,635 | Jan. 14, 1958 | J.W. Lehde, Jr., B.R. Better | Power Operated, Predetermined Torque Release Tool | drilling and boring tool holders |
2,889,022 | Jun. 02, 1959 | J.W. Lehde, Jr., B.R. Better | Double Roller Torque Driver | drilling and boring tool holders |
3,017,643 | Jan. 23, 1962 | J.W. Lehde, Jr. | Adjustable Tap Stop Means for Limiting Depth of Threading | tap and die holders |