30462

Information

• Patent Grant
• 30462

• References
• Source

• Patent Number

  30,462

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1860
  164 years ago

• CPC

  • E03D3/04 - with piston valve and pressure chamber for retarding the valve-closing movement
  • Y10S187/901 - Control modified for use by disabled individual
  • Y10S414/134 - Handicapped person handling

• US Classifications

  • 251 - Valves and valve actuation