1617069

Information

• Patent Grant
• 1617069

• References
• Source

• Patent Number

  1,617,069

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1927
  98 years ago

• CPC

  • B21D11/08 - Bending by altering the thickness of part of the cross-section of the work
  • B21D11/206 - Curving corrugated sheets
  • B21D13/04 - by rolling
  • Y10T74/2186 - Gear casings

• US Classifications

  • 072 - Metal deforming
  • 074 - Machine element or mechanism