1922446

Information

• Patent Grant
• 1922446

• References
• Source

• Patent Number

  1,922,446

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1933
  91 years ago

• CPC

  • B22C19/02 - Mould tables

• US Classifications

  • 269 - Work holders
  • 164 - Metal founding