3074373

Information

• Patent Grant
• 3074373

• References
• Source

• Patent Number

  3,074,373

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1963
  62 years ago

• CPC

  • E21C35/00 - Miscellaneous items relating to machines for slitting or completely freeing the mineral from the seam
  • Y10S116/13 - Inclinometers for earth working devices

• US Classifications

  • 116 - Signals and indicators
  • 299 - Mining or in situ disintegration of hard material