1633664

Information

• Patent Grant
• 1633664

• References
• Source

• Patent Number

  1,633,664

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1927
  97 years ago

• CPC

  • F28F21/003 - for domestic or space-heating systems
  • Y10S165/493 - Welded or fused joint between conduit end and plate

• US Classifications

  • 165 - Heat exchange