1237675

Information

• Patent Grant
• 1237675

• References
• Source

• Patent Number

  1,237,675

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1917
  107 years ago

• CPC

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

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning