Patents Assigned to Dubuque Awning & Tent Company
  • Loading dock seal
    Patent number: 3939614
    Abstract: A loading dock seal embodying an inflatable member disposed in overlying relation to a resilient, compressible pad member.
    Type: Grant
    Filed: July 26, 1974
    Date of Patent: February 24, 1976
    Assignee: Dubuque Awning & Tent Company
    Inventors: Cyril P. Frommelt, Sylvan J. Frommelt
  • Loading dock shelters
    Patent number: 3934380
    Abstract: A loading dock shelter of the pad type, wherein the pads may be moved between operative, projecting position and retracted position.
    Type: Grant
    Filed: March 29, 1974
    Date of Patent: January 27, 1976
    Assignee: Dubuque Awning & Tent Company
    Inventors: Cyril P. Frommelt, Sylvan J. Frommelt