Patents by Inventor Dagmar Faller

Dagmar Faller 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).

  • Maximum-minimum-thermometer
    Patent number: 4627741
    Abstract: The invention refers to a maximum-minimum thermometer (1) with a base plate (2) having arranged thereon temperature scales 3,4, with an extension medium, a mercury filament (10) and magnetically attractable display pins (11,12) contained in a U-shaped capillary tube 5, with permanently magnetized strips (13,14) parallel to the two legs (6,7) of capillary tube (5) for the temporary fixing of the display pins (11,12) showing the max/min.
    Type: Grant
    Filed: September 7, 1984
    Date of Patent: December 9, 1986
    Inventor: Dagmar Faller