415297

Information

• Patent Grant
• 415297

• References
• Source

• Patent Number

  415,297

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1889
  135 years ago

• CPC

  • F42B30/08 - Ordnance projectiles or missiles
  • G05B19/41875 - characterised by quality surveillance of production
  • Y10T29/25 - Lacing-stud making

• US Classifications

  • 029 - Metal working