1713551

Information

• Patent Grant
• 1713551

• References
• Source

• Patent Number

  1,713,551

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1929
  95 years ago

• CPC

  • B22C19/06 - Devices for rapping or loosening the pattern

• US Classifications

  • 092 - Expansible chamber devices
  • 091 - Motors: expansible chamber type
  • 366 - Agitating