2939170

Information

• Patent Grant
• 2939170

• References
• Source

• Patent Number

  2,939,170

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1960
  64 years ago

• CPC

  • E06B3/44 - Vertically-sliding wings
  • E06B2003/4446 - Wood
  • Y10T16/64 - Spring
  • Y10T16/65 - Sash-cord fasteners

• US Classifications

  • 016 - Miscellaneous hardware
  • 049 - Movable or removable closures