1981596

Information

• Patent Grant
• 1981596

• References
• Source

• Patent Number

  1,981,596

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1934
  90 years ago

• CPC

  • B22C9/062 - Mechanisms for locking or opening moulds

• US Classifications

  • 249 - Static molds
  • 164 - Metal founding