Pump Or Compressor Patents (Class D15/7)
Aquarium type (Class D15/8)
Compressor (Class D15/9)
Gasoline or oil pump (1) (Class D15/9.1)
  • Submersible pump
    Patent number: D242651
    Type: Grant
    Filed: July 30, 1975
    Date of Patent: December 7, 1976
    Assignee: Ebara Manufacturing Co., Ltd.
    Inventor: Shinichiro Arakawa