1338791

Information

• Patent Grant
• 1338791

• References
• Source

• Patent Number

  1,338,791

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1920
  104 years ago

• CPC

  • A47L5/04 - with pistons, bellows, or diaphragms
  • A47L5/32 - with means for connecting a hose

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning