1303818

Information

• Patent Grant
• 1303818

• References
• Source

• Patent Number

  1,303,818

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1919
  105 years ago

• CPC

  • A47L5/04 - with pistons, bellows, or diaphragms

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning