John Pretto

Follow

Person

Arlington Heights, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Adjustable mounting arrangement for magnetic head
- Patent number 4,586,098
- Issue date Apr 29, 1986
- John Pretto
- G11 - INFORMATION STORAGE
Information Patent Grant
Phonograph pickup arm
- Patent number 4,302,834
- Issue date Nov 24, 1981
- John Pretto
- G11 - INFORMATION STORAGE
Information Patent Grant
Angle of attack indicating device
- Patent number 4,027,533
- Issue date Jun 7, 1977
- John Pretto
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT