Patents by Inventor Abe S. Watamura

Abe S. Watamura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Tool holder for lathe
    Patent number: 4520701
    Abstract: A clamping block adapted to be mounted for adjustable translation and rotation upon a lathe has tool holding elements slidably engaging the block by a key and keyway with a slot in the block defining a limitedly pivotable portion operated by a threaded bolt and hardened balls in a block bore for readily locking and unlocking the key in the keyway.
    Type: Grant
    Filed: December 27, 1982
    Date of Patent: June 4, 1985
    Inventor: Abe S. Watamura