Patents Assigned to Alwin Mfg. Co., Inc.
  • Patent number: D346519
    Type: Grant
    Filed: June 8, 1992
    Date of Patent: May 3, 1994
    Assignee: Alwin Mfg. Co., Inc.
    Inventors: Donald G. Krueger, Kenneth H. LaCount, Kenneth H. Quigley, Alan J. Pierquet
  • Patent number: D347535
    Type: Grant
    Filed: June 8, 1992
    Date of Patent: June 7, 1994
    Assignee: Alwin Mfg. Co., Inc.
    Inventors: Donald G. Krueger, Kenneth H. LaCount, Kenneth H. Quigley, Alan J. Pierquet