Patents by Inventor Peter V. Bachley

Peter V. Bachley 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).

  • Drafting apparatus
    Patent number: 4202111
    Abstract: A drafting aid comprising a flat board, the board having two straight parallel edges and guide surfaces at the parallel edges. A flexible member passes about the board and over the guide means. The flexible member includes resilient tension members extending between the end edges thereof to form a taut member about the board.
    Type: Grant
    Filed: November 11, 1977
    Date of Patent: May 13, 1980
    Inventor: Peter V. Bachley