1275747

Information

• Patent Grant
• 1275747

• References
• Source

• Patent Number

  1,275,747

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1918
  106 years ago

• CPC

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

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning