Patents by Inventor Lawrence V. Whistler, Jr.

Lawrence V. Whistler, Jr. 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).

  • Cutoff die
    Patent number: 4011781
    Abstract: A modular cutoff die unit features square-ended punch and die steels, which are supported by and sized relative to their respective retaining shoes such as to provide four reversable cutting edges and to allow plural cutoff dies to be arranged in tandem.
    Type: Grant
    Filed: January 9, 1976
    Date of Patent: March 15, 1977
    Inventor: Lawrence V. Whistler, Jr.