Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus for geometrical testing of spherical bodies, in particular steel balls

Apparatus for geometrical testing of spherical bodies, in particular steel balls

US Patent 4960332 · Granted Oct 2, 1990

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Lighting apparatus1990
Light source in a subdivided arrangement1989