johnson magnetic angle locator
Schonstedt Instrument Company Johnson Level & Tool 750 Pitch and Slope.
Howard Johnson: Permanent Magnet Motor.
The Johnson Level & Tool Magnetic Angle Locator is designed for plumbing, electrical, or HVAC work that demands strong, magnetic contact with pipe, conduit, or other
Survey Magnetic Locators JOHNSON Protractor Angle Finder, 4 In,.
http://www.newwoodworker.com/reviews/ See the full review at the link above.
Johnson Digital Angle Locator - YouTube
Science & Mechanics: "Amazing Magnet-Powered Motor" (Spring 1980) H. Johnson & W. Harrison, Jr:" The Permanent Magnet Motor" USP # 4,151,431: Permanent Magnet Motor
Johnson Level & Tool and Tool 700.
Shop for JOHNSON Protractor Angle Finder, 4 In, Magnetic, #6A511 at Grainger. Over 900,000 MRO products - fast & convenient for the ones who get it done!