2485742

Information

• Patent Grant
• 2485742

• References
• Source

• Patent Number

  2,485,742

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1949
  75 years ago

• CPC

  • B28B1/50 - specially adapted for producing articles of expanded material
  • C04B40/0213 - Electromagnetic waves

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes