1645748

Information

• Patent Grant
• 1645748

• References
• Source

• Patent Number

  1,645,748

• Date Filed

  Not available

• Date Issued

  Tuesday, October 18, 1927
  97 years ago

• CPC

  • B65G11/166 - for bulk
  • B65G2812/088 - characterised by the material

• US Classifications

  • 138 - Pipes and tubular conduits
  • 174 - Electricity: conductors and insulators
  • 264 - Plastic and nonmetallic article shaping or treating: processes