2679681

Information

• Patent Grant
• 2679681

• References
• Source

• Patent Number

  2,679,681

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1954
  70 years ago

• CPC

  • B21D41/025 - by means of impact-type swaging hand tools

• US Classifications

  • 072 - Metal deforming
  • 138 - Pipes and tubular conduits
  • 285 - Pipe joints or couplings