997137

Information

• Patent Grant
• 997137

• References
• Source

• Patent Number

  997,137

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1911
  113 years ago

• CPC

  • B41J19/40 - Escapements having a single pawl or like detent

• US Classifications

  • 400 - Typewriting machines