Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of adjusting air gap of an electric horn

Method of adjusting air gap of an electric horn

US Patent 4361952 · Granted Dec 7, 1982

Estimated economic value: $619,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Dry material mixture for a backfill, preferably a refractory concrete backfill, 2025
Gun barrel with integral midwall cooling1998
Method of adjusting an electric horn air gap1989
Diaphragm horn1984
Synthetic horn projector with metal insert1984
Reverse alarm1983