3673000

Information

• Patent Grant
• 3673000

• References
• Source

• Patent Number

  3,673,000

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1972
  52 years ago

• CPC

  • H01M10/285 - Button cells
  • G04C10/00 - Arrangements of electric power supplies in time pieces
  • H01M2/027 - Casing material forming terminal of the cell
  • H01M2/0275 - of flexible envelopes or bags around open cell elements
  • H01M2/0413 - provided with an intermediary sealing member between the crimped or curled edges
  • Y02E60/124 - Alkaline secondary batteries

• US Classifications

  • 429 - Chemistry: electrical current producing apparatus, product, and process
  • 968 - Horology