2136489

Information

• Patent Grant
• 2136489

• References
• Source

• Patent Number

  2,136,489

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1938
  86 years ago

• CPC

  • A47K13/247 - Covers with sliding wings or wings pivoting around a vertical axis
  • A47K13/10 - Devices for raising and lowering

• US Classifications

  • 004 - Baths, closets, sinks, and spittoons