1656904

Information

• Patent Grant
• 1656904

• References
• Source

• Patent Number

  1,656,904

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1928
  96 years ago

• CPC

  • B28C7/0404 - Proportioning

• US Classifications

  • 177 - Weighing scales
  • 073 - Measuring and testing