2556392

Information

• Patent Grant
• 2556392

• References
• Source

• Patent Number

  2,556,392

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1951
  73 years ago

• CPC

  • B65G33/38 - for effecting simultaneous rotation and reciprocation of screw

• US Classifications

  • 198 - Conveyors: power-driven