Patents by Inventor Alexander C. Stanis

Alexander C. Stanis 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).

  • Paper cutting attachment
    Patent number: 4693150
    Abstract: A paper cutting attachment for a drum type plotting apparatus for a computer. The attachment comprises a round slender cross-shaft adapted for mounting to the plotting apparatus. A cutter head is carried on the cross-shaft and is free to rotate and translate on the cross shaft. The cutter head has a circular cutting blade and guard means to protect the operator against injuries from the cutting blade. Means are provided for mounting the cross-shaft to the drum type plotting apparatus.
    Type: Grant
    Filed: June 28, 1985
    Date of Patent: September 15, 1987
    Assignee: William Barclay
    Inventors: William Barclay, Alexander C. Stanis