591329

Information

• Patent Grant
• 591329

• References
• Source

• Patent Number

  591,329

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1897
  127 years ago

• CPC

  • B28B21/38 - introducing the material wholly or partly under pressure; Injection-moulding machines

• US Classifications

  • 162 - Paper making and fiber liberation
  • 425 - Plastic article or earthenware shaping or treating: apparatus