3217608

Information

• Patent Grant
• 3217608

• References
• Source

• Patent Number

  3,217,608

• Date Filed

  Not available

• Date Issued

  Tuesday, November 16, 1965
  59 years ago

• CPC

  • E21D23/26 - Hydraulic or pneumatic control
  • E21C35/14 - Equipment for pressing the conveyor towards the working face
  • E21F13/086 - Armoured conveyors shifting devices

• US Classifications

  • 091 - Motors: expansible chamber type
  • 405 - Hydraulic and earth engineering