3646620

Information

• Patent Grant
• 3646620

• References
• Source

• Patent Number

  3,646,620

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  52 years ago

• CPC

  • A47K13/04 - Buffers for seats

• US Classifications

  • 004 - Baths, closets, sinks, and spittoons