Patents by Inventor Ludwig E. Zaubzer

Ludwig E. Zaubzer 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).

  • Starter gun
    Patent number: 3999320
    Abstract: A starter gun adapted for selectively firing blank cartridges and providing effective tear gas dissemination capability. The starter gun may comprise a pistol or revolver, and includes structure in the firing chamber and barrel thereof preventing use with conventional projectile ammunition.
    Type: Grant
    Filed: April 9, 1975
    Date of Patent: December 28, 1976
    Assignee: Precise Imports Corporation
    Inventor: Ludwig E. Zaubzer