3768747

Information

• Patent Grant
• 3768747

• References
• Source

• Patent Number

  3,768,747

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1973
  51 years ago

• CPC

  • G03B17/30 - Locating spools or other rotatable holders of coiled film
  • G03B2217/261 - Details of spools
  • Y10S242/914 - Special bearing or lubrication

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 396 - Photography