1237522

Information

• Patent Grant
• 1237522

• References
• Source

• Patent Number

  1,237,522

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1917
  107 years ago

• CPC

  • E05B65/5261 - with simultaneously operating double bolts
  • Y10T292/0833 - Rigid
  • Y10T292/1052 - Operating means
  • Y10T292/1061 - Rigid

• US Classifications

  • 292 - Closure fasteners