2904143

Information

• Patent Grant
• 2904143

• References
• Source

• Patent Number

  2,904,143

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1959
  66 years ago

• CPC

  • B64C1/1407 - Doors; surrounding frames
  • E05B53/003 - flexible
  • Y10T70/5332 - Curved
  • Y10T292/03 - Miscellaneous

• US Classifications

  • 052 - Static structures
  • 070 - Locks
  • 292 - Closure fasteners