2161637

Information

• Patent Grant
• 2161637

• References
• Source

• Patent Number

  2,161,637

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1939
  85 years ago

• CPC

  • E06B3/44 - Vertically-sliding wings
  • Y10T16/665 - Clamps
  • Y10T16/95 - Miscellaneous element or attachment
  • Y10T24/392 - Wire
  • Y10T292/73 - Portable

• US Classifications

  • 016 - Miscellaneous hardware
  • 024 - Buckles, buttons, clasps, etc.
  • 049 - Movable or removable closures
  • 059 - Chain, staple, and horseshoe making
  • 292 - Closure fasteners