1806707

Information

• Patent Grant
• 1806707

• References
• Source

• Patent Number

  1,806,707

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1931
  93 years ago

• CPC

  • B23Q7/002 - Screw or rotary spiral conveyors
  • B23G1/185 - specially adapted for making nuts
  • Y10T408/50 - with product handling or receiving means
  • Y10T408/52 - with work advancing or guiding means

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 221 - Article dispensing
  • 470 - Threaded, headed fastener, or washer making: process and apparatus