Patents by Inventor Curt C. Boemer

Curt C. Boemer 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).

  • Lowerable mast
    Patent number: 4149347
    Abstract: A lowerable mast comprising first and second sections, the first section being anchorable at one end in an anchoring position, the second section being pivotally connected intermediate its ends to the first section by a pivotal interconnection with portion of its one end in overlapping relationship with at least portion of the first section in any of its pivotal positions, opposed inwardly directed faces of the overlapping regions of the first and second sections providing sliding co-operative faces for supporting the second section relative to the first section.
    Type: Grant
    Filed: February 7, 1978
    Date of Patent: April 17, 1979
    Assignee: Sectional Poles Africa (Proprietary) Limited
    Inventor: Curt C. Boemer