Patents by Inventor Nicholas Treslo

Nicholas Treslo 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).

  • Keyless lock
    Patent number: 4476698
    Abstract: A keyless lock which eliminates the requirement for visual contact with the lock to effect disengagement thereof. A series of push buttons are operated by depressing each push button the proper number of times according to a predetermined numerical code. The push button increment ratchet wheels having slots therein. When the slots are in proper alignment with lock releasing pins, the lock can be opened.
    Type: Grant
    Filed: March 9, 1983
    Date of Patent: October 16, 1984
    Inventor: Nicholas Treslo