1620050

Information

• Patent Grant
• 1620050

• References
• Source

• Patent Number

  1,620,050

• Date Filed

  Not available

• Date Issued

  Tuesday, March 8, 1927
  97 years ago

• CPC

  • B22C19/04 - Controlling devices specially designed for moulding machines
  • B22C19/06 - Devices for rapping or loosening the pattern
  • Y10T137/86871 - Plug

• US Classifications

  • 164 - Metal founding
  • 137 - Fluid handling