1636963

Information

• Patent Grant
• 1636963

• References
• Source

• Patent Number

  1,636,963

• Date Filed

  Not available

• Date Issued

  Tuesday, July 26, 1927
  97 years ago

• CPC

  • F17B1/013 - with movables discs

• US Classifications

  • 048 - Gas: heating and illuminating
  • 182 - Fire escape, ladder, or scaffold
  • 220 - Receptacles