3690369

Information

• Patent Grant
• 3690369

• References
• Source

• Patent Number

  3,690,369

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • B22D25/023 - Casting chains or the like

• US Classifications

  • 164 - Metal founding
  • 059 - Chain, staple, and horseshoe making