Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Metal detection apparatus for detecting metal objects in a web of photographic material

Metal detection apparatus for detecting metal objects in a web of photographic material

US Patent 5646794 · Granted Jul 8, 1997

Estimated economic value: $8,366,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Film web motion control system2000
Slow-speed servomechanism2000
Photographic film handling method and apparatus1997
Fat bit bar code reader1997
Media transport system with high precision position and speed control1995