1994284

Information

• Patent Grant
• 1994284

• References
• Source

• Patent Number

  1,994,284

• Date Filed

  Not available

• Date Issued

  Tuesday, March 12, 1935
  90 years ago

• CPC

  • G03D15/025 - Glazing

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 392 - Electric resistance heating devices