1752101

Information

• Patent Grant
• 1752101

• References
• Source

• Patent Number

  1,752,101

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1930
  94 years ago

• CPC

  • E21D15/603 - by means of hydraulic devices
  • E21D15/445 - comprising a fluid cushion

• US Classifications

  • 248 - Supports
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices
  • 254 - Implements or apparatus for applying pushing or pulling force
  • 405 - Hydraulic and earth engineering