3812640

Information

• Patent Grant
• 3812640

• References
• Source

• Patent Number

  3,812,640

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1974
  50 years ago

• CPC

  • B21F33/002 - Coiling or packing wire network

• US Classifications

  • 053 - Package making
  • 206 - Special receptacle or package