2831459

Information

• Patent Grant
• 2831459

• References
• Source

• Patent Number

  2,831,459

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1958
  66 years ago

• CPC

  • B43K21/08 - with the writing-cores fed by screws
  • B29C45/036 - Injection pistols
  • Y10T74/18752 - Manually driven

• US Classifications

  • 401 - Coating implements with material supply
  • 074 - Machine element or mechanism
  • 425 - Plastic article or earthenware shaping or treating: apparatus