3417222

Information

• Patent Grant
• 3417222

• References
• Source

• Patent Number

  3,417,222

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1968
  56 years ago

• CPC

  • H01J37/31 - for cutting or drilling
  • H01J37/20 - Means for supporting or positioning the objects or the material Means for adjusting diaphragms or lenses associated with the support
  • H01J2237/006 - Details of gas supplies -
  • H01J2237/3109 - Cutting

• US Classifications

  • 219 - Electric heating