Patents by Inventor Herbert H. Holt

Herbert H. Holt 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).

  • Method and device for projectile lubrication
    Patent number: 4353282
    Abstract: A method and device for placing lubricant in a plurality of annular grooves of a projectile is disclosed comprising placing the projectile into a projectile lubricating device, securing the projectile lubricating device to a reservoir containing lubricant, and activating the flow of lubricant to the projectile through the projectile lubricating device.
    Type: Grant
    Filed: November 28, 1980
    Date of Patent: October 12, 1982
    Inventor: Herbert H. Holt