Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for injection molding data carrying elements

Method and apparatus for injection molding data carrying elements

US Patent 4251479 · Granted Feb 17, 1981

Estimated economic value: $3,508,000 ⓘ

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Tape cassette selection length marker1995
Electrically operated copyholder1980