Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Penetration fire stop device

Penetration fire stop device

US Patent 7193153 · Granted Mar 20, 2007

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Modular raceway with base and integral divider2009
Modular raceway with base and integral divider2008
Modular raceway with base and integral divider2007
T-shaped raceway base2007
L-shaped raceway cover2007
Raceway assembly2007
Divided raceway with downwardly facing outlet devices2007