1998454

Information

• Patent Grant
• 1998454

• References
• Source

• Patent Number

  1,998,454

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1935
  90 years ago

• CPC

  • A63B61/02 - Posts Revolvably-mounted posts; Straining or adjusting devices on the posts
  • A63B2061/025 - electrically driven
  • A63B2225/72 - Means preventing unauthorised use

• US Classifications

  • 473 - Games using tangible projectile
  • 049 - Movable or removable closures