2449199

Information

• Patent Grant
• 2449199

• References
• Source

• Patent Number

  2,449,199

• Date Filed

  Not available

• Date Issued

  Tuesday, September 14, 1948
  76 years ago

• CPC

  • G03D13/14 - for holding films in spaced convolutions
  • Y10T137/2956 - Gravitating vessel

• US Classifications

  • 137 - Fluid handling
  • 396 - Photography