3806297

Information

• Patent Grant
• 3806297

• References
• Source

• Patent Number

  3,806,297

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1974
  50 years ago

• CPC

  • B28B7/168 - for holders or similar hollow articles
  • B28B1/0873 - the mould being placed on vibrating or jolting supports
  • B28B13/02 - Feeding the unshaped material to moulds or apparatus for producing shaped articles
  • B28B21/566 - Climbing elements

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus