2202127

Information

• Patent Grant
• 2202127

• References
• Source

• Patent Number

  2,202,127

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1940
  84 years ago

• CPC

  • G03D3/14 - with means for taking into account of elongation or contraction of films
  • G03B1/42 - Guiding, framing, or constraining film in desired position relative to lens system
  • G03D3/135 - fed between chains or belts, or with a leading strip
  • G03D13/008 - Safety systems

• US Classifications

  • 226 - Advancing material of indeterminate length
  • 396 - Photography