1836632

Information

• Patent Grant
• 1836632

• References
• Source

• Patent Number

  1,836,632

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1931
  93 years ago

• CPC

  • E03D1/082 - in tube siphons

• US Classifications

  • 004 - Baths, closets, sinks, and spittoons
  • 181 - Acoustics