1771472

Information

• Patent Grant
• 1771472

• References
• Source

• Patent Number

  1,771,472

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1930
  94 years ago

• CPC

  • B23K23/00 - Alumino-thermic welding
  • Y10S164/12 - Thermit

• US Classifications

  • 164 - Metal founding