Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for installing gel material in architectural barrier breaches

Method and apparatus for installing gel material in architectural barrier breaches

US Patent 4237667 · Granted Dec 9, 1980

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Fire barrier insulation1994