3443296

Information

• Patent Grant
• 3443296

• References
• Source

• Patent Number

  3,443,296

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1969
  55 years ago

• CPC

  • B21D53/085 - with fins places on zig-zag tubes or parallel tubes
  • B21D7/066 - combined with oscillating members
  • Y10T29/49368 - with inserted tubes
  • Y10T29/4938 - Common fin traverses plurality of tubes
  • Y10T29/5137 - including assembling or disassembling station
  • Y10T29/5188 - Radiator making
  • Y10T29/53122 - including deforming means

• US Classifications

  • 029 - Metal working
  • 072 - Metal deforming