Patents Assigned to RIKA Metallwarengesellschaft m.b.H.
  • Oven in the shape of a fireplace
    Patent number: D354125
    Type: Grant
    Filed: October 7, 1991
    Date of Patent: January 3, 1995
    Assignee: RIKA Metallwarengesellschaft m.b.H.
    Inventor: Karl S. Riener
  • Fireplace furnace, particulary of metal
    Patent number: D362494
    Type: Grant
    Filed: November 14, 1991
    Date of Patent: September 19, 1995
    Assignee: RIKA Metallwarengesellschaft m.b.H.
    Inventor: Karl Riener