1730475

Information

• Patent Grant
• 1730475

• References
• Source

• Patent Number

  1,730,475

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1929
  95 years ago

• CPC

  • B01D35/005 - Filters specially adapted for use in internal-combustion engine lubrication or fuel systems, not of special interest for B01D23/00 - B01D33/00
  • Y10S411/978 - Pawl and ratchet

• US Classifications

  • 220 - Receptacles
  • 210 - Liquid purification or separation
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener