3630345

Information

• Patent Grant
• 3630345

• References
• Source

• Patent Number

  3,630,345

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1971
  53 years ago

• CPC

  • G03B21/328 - Means for fixing the film on the periphery of a reel
  • G03B17/30 - Locating spools or other rotatable holders of coiled film
  • G03B2217/261 - Details of spools

• US Classifications

  • 206 - Special receptacle or package
  • 242 - Winding, tensioning, or guiding
  • 430 - Radiation imagery chemistry: process, composition, or product thereof