U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

"That’s an amazing invention, but who would ever want to use one of them?"

President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

Class 84/45 - Two opposing pneumatics to each note

Subclass of Class 84 - Music
Definition: The movement of the striker-pneumatic may be retarded by
No. of patents: 0