3307683

Information

• Patent Grant
• 3307683

• References
• Source

• Patent Number

  3,307,683

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1967
  57 years ago

• CPC

  • B65G33/00 - Screw or rotary spiral conveyors
  • B65G2812/0522 - Flexible screws
  • Y10T29/49316 - Impeller making

• US Classifications

  • 198 - Conveyors: power-driven
  • 029 - Metal working
  • 415 - Rotary kinetic fluid motors or pumps
  • 416 - Fluid reaction surfaces