3929425

Information

• Patent Grant
• 3929425

• References
• Source

• Patent Number

  3,929,425

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1975
  49 years ago

• CPC

  • F28F9/262 - for radiators
  • F28D1/053 - the conduits being straight
  • F28F3/12 - Elements constructed in the shape of a hollow panel
  • F28F21/003 - for domestic or space-heating systems
  • Y10T428/12479 - Porous [e.g., foamed, spongy, cracked, etc.]
  • Y10T428/12486 - Laterally noncoextensive components [e.g., embedded, etc.]

• US Classifications

  • 052 - Static structures
  • 138 - Pipes and tubular conduits
  • 165 - Heat exchange
  • 428 - Stock material or miscellaneous articles