3482649

Information

• Patent Grant
• 3482649

• References
• Source

• Patent Number

  3,482,649

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1969
  55 years ago

• CPC

  • F01N13/16 - Selection of particular materials
  • F01N1/22 - the parts being resilient walls
  • F01N13/004 - specially adapted for marine propulsion
  • F01N13/1833 - specially adapted for small internal combustion engines
  • F02B75/34 - Ultra-small engines
  • F01N2530/22 - Flexible elastomeric material
  • Y10S181/404 - Hobby craft engine muffler

• US Classifications

  • 181 - Acoustics