3836109

Information

• Patent Grant
• 3836109

• References
• Source

• Patent Number

  3,836,109

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1974
  50 years ago

• CPC

  • B28B7/0044 - the sidewalls of the mould being only tilted away from the sidewalls of the moulded article
  • B28B7/225 - for making stairs or stair units comprising more than one step

• US Classifications

  • 249 - Static molds