1394708

Information

• Patent Grant
• 1394708

• References
• Source

• Patent Number

  1,394,708

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1921
  105 years ago

• CPC

  • B21K7/10 - rails joints

• US Classifications

  • 228 - Metal fusion bonding
  • 072 - Metal deforming