Loading

Portable Security System

U.S. Patent Office20th Century

Pennsylvania House of Representatives Archives

Pennsylvania House of Representatives Archives
Harrisburg, United States

Patent model for portable security system

Show lessRead more
  • Title: Portable Security System
  • Creator: U.S. Patent Office
  • Date Created: 20th Century
  • Location Created: Washington D.C.
  • Type: image
  • Rights: Google Books
Pennsylvania House of Representatives Archives

Get the app

Explore museums and play with Art Transfer, Pocket Galleries, Art Selfie, and more

Interested in Science?

Get updates with your personalized Culture Weekly

You are all set!

Your first Culture Weekly will arrive this week.

Home
Discover
Play
Nearby
Favorites