602573

Information

• Patent Grant
• 602573

• References
• Source

• Patent Number

  602,573

• Date Filed

  Not available

• Date Issued

  Tuesday, April 19, 1898
  126 years ago

• CPC

  • G10K3/00 - Rattles or like noise-producing devices
  • Y10S70/49 - with alarm
  • Y10S116/12 - Door knockers

• US Classifications

  • 116 - Signals and indicators
  • 070 - Locks