1457999

Information

• Patent Grant
• 1457999

• References
• Source

• Patent Number

  1,457,999

• Date Filed

  Not available

• Date Issued

  Tuesday, June 5, 1923
  101 years ago

• CPC

  • B28B23/0012 - Producing brick netting
  • B28B7/225 - for making stairs or stair units comprising more than one step
  • B28B7/26 - Assemblies of separate moulds
  • B28B11/003 - the shaping of preshaped articles
  • B28B23/0006 - the reinforcement consisting of aligned, non-metal reinforcing elements

• US Classifications

  • 052 - Static structures
  • 138 - Pipes and tubular conduits
  • 249 - Static molds