Patents Assigned to KUM GmbH & Co. KG Kunststoff- und Metallwarenfabrik
  • Soft core pencil sharpener including cleaning shaper
    Patent number: 5845406
    Abstract: A sharpener for a soft core pencil having a pencil end to be sharpened, the pencil end including a free core end, the sharpener comprising a housing defining: a guide conduit therein for receiving the pencil end to be sharpened; and a hollow space adjacent to and in communication with the guide conduit for surrounding the free core end of the pencil during sharpening thereof.
    Type: Grant
    Filed: October 30, 1997
    Date of Patent: December 8, 1998
    Assignee: KUM GmbH & Co. KG Kunststoff- und Metallwarenfabrik
    Inventor: Fritz Luttgens