Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Synthetic horn projector with metal insert

Synthetic horn projector with metal insert

US Patent 4433750 · Granted Feb 28, 1984

Estimated economic value: $940,000 ⓘ

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
Reverse alarm1983
Method of adjusting air gap of an electric horn1982