1784116

Information

• Patent Grant
• 1784116

• References
• Source

• Patent Number

  1,784,116

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1930
  94 years ago

• CPC

  • B66F3/42 - with self-contained pumps
  • E21D15/517 - Extension elements

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 060 - Power plants
  • 092 - Expansible chamber devices
  • 417 - Pumps