Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Universal stern tube and propeller shaft sealing apparatus

Universal stern tube and propeller shaft sealing apparatus

US Patent 4504065 · Granted Mar 12, 1985

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Modbus register data formatting2011
Underwater gas pocket work unit and removal of dangerous fumes and gases therefr1986
Underwater air pocket work unit1981