157807

Information

• Patent Grant
• 157807

• References
• Source

• Patent Number

  157,807

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1874
  150 years ago

• CPC

  • F17C1/06 - Built-up from wound-on bands or filamentary material
  • B01J3/048 - Multiwall, strip or filament wound vessels
  • Y10T29/49607 - Spring-head clip making
  • Y10T428/12188 - having marginal feature for indexing or weakened portion for severing
  • Y10T428/12403 - Longitudinally smooth and symmetrical
  • Y10T428/2457 - Parallel ribs and/or grooves

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 029 - Metal working