2550944

Information

• Patent Grant
• 2550944

• References
• Source

• Patent Number

  2,550,944

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1951
  73 years ago

• CPC

  • D05B91/16 - Thread-spool receptables
  • Y10T225/24 - With inspection window or transparent panel
  • Y10T225/244 - Sectional telescoping housing
  • Y10T225/291 - Spaced from blade edge to provide lead-end therebetween

• US Classifications

  • 225 - Severing by tearing or breaking
  • 242 - Winding, tensioning, or guiding