1552556

Information

• Patent Grant
• 1552556

• References
• Source

• Patent Number

  1,552,556

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1925
  99 years ago

• CPC

  • F21H5/00 - Solid incandescent bodies

• US Classifications

  • 427 - Coating processes
  • 118 - Coating apparatus