Patents by Inventor Arley C. Hemeyer

Arley C. Hemeyer 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).

  • Caliper rule device having extended measurement range
    Patent number: 4291465
    Abstract: A caliper rule device capable of measuring the inside and outside dimensions of objects which vary widely in size. A block and an elongate bar are attached to a scaled rule and to a slide member on the rule. The block has a pair of openings for alternately receiving a pin, depending upon whether an inside or outside dimension is to be measured. The bar has a plurality of spaced openings along its length for mounting a second pin.
    Type: Grant
    Filed: February 7, 1980
    Date of Patent: September 29, 1981
    Inventor: Arley C. Hemeyer
  • Set of vice blocks
    Patent number: D260848
    Type: Grant
    Filed: September 27, 1979
    Date of Patent: September 22, 1981
    Assignee: Unique Products
    Inventor: Arley C. Hemeyer