1852971

Information

• Patent Grant
• 1852971

• References
• Source

• Patent Number

  1,852,971

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1932
  92 years ago

• CPC

  • F17B1/04 - Sealing devices for sliding parts
  • F17B1/013 - with movables discs

• US Classifications

  • 048 - Gas: heating and illuminating