Patents by Inventor Ross F. Mainor, Jr.

Ross F. Mainor, 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).

  • Patent number: 4270721
    Abstract: Apparatus for supporting a surveying instrument and for releasably attaching the instrument to a structural member of a building, which apparatus includes an arm having a clamping device pivotally connected thereto at one end and an instrument connection means at the other end. Alternative embodiments include means for leveling the instrument connection means, an adapter for connection to a massive structural member, and a telescopable arm.
    Type: Grant
    Filed: September 22, 1978
    Date of Patent: June 2, 1981
    Inventor: Ross F. Mainor, Jr.