1755521

Information

• Patent Grant
• 1755521

• References
• Source

• Patent Number

  1,755,521

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1930
  94 years ago

• CPC

  • E05B37/10 - in padlocks
  • Y10S70/71 - Combined permutation and key lock
  • Y10T70/415 - Combination and/or key-controlled
  • Y10T70/424 - Sliding
  • Y10T70/459 - Both legs engaged

• US Classifications

  • 070 - Locks