1944457

Information

• Patent Grant
• 1944457

• References
• Source

• Patent Number

  1,944,457

• Date Filed

  Not available

• Date Issued

  Tuesday, January 23, 1934
  91 years ago

• CPC

  • E04D3/368 - by forcing together the marginal portions of adjacent slabs or sheets
  • Y10T428/24231 - At opposed marginal edges
  • Y10T428/24488 - Differential nonuniformity at margin

• US Classifications

  • 052 - Static structures
  • 220 - Receptacles
  • 428 - Stock material or miscellaneous articles