Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus for ensuring that a knife is opened in a desired orientation

Apparatus for ensuring that a knife is opened in a desired orientation

US Patent 4858319 · Granted Aug 22, 1989

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Utility knife1990
Utility knife1989
Knife with plural replaceable blade storage and means for single blade extension1985
Multi-layer graphic arts tape system1980
Multi-layer graphic arts tape system1980