The safety pin was invented by Walter Hunt in the mid-1800s. Hunt also invented an early sewing machine model and had various other creations.
CHANCES R..: A Brief History of the Safety Pin
Who invented the safety pin?
The Safety Pin Days to Remember
When Was the Safety Pin Invented?
The Safety Pin Barbara DeVore
National Inventors Hall of Fame Inductee Walter Hunt Invented the Safety Pin
5 Survival Uses of the Safety Pin
A safety pin from Ringerike - Museum of Cultural History
A Visual History of the Safety Pin
A Visual History of the Safety Pin
Safety Pins: Types, Sizes, and How to Use Them
Make a Safety Pin From a Paperclip! (with Pictures) - Instructables
World History Quizzes
Safety Pin Manufacturing Machines, Safety Pin Making Machine