3512238

Information

• Patent Grant
• 3512238

• References
• Source

• Patent Number

  3,512,238

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1970
  54 years ago

• CPC

  • B21D53/02 - heat exchangers or parts thereof
  • B21D53/04 - of sheet metal
  • F28D1/0333 - the plates having integrated connecting members
  • F28F21/088 - for domestic or space-heating systems
  • Y10T29/49371 - with subsequent fluid expansion
  • Y10T29/49904 - Assembling a subassembly, then assembling with a second subassembly

• US Classifications

  • 029 - Metal working