Sreekanth US3348518

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Title: US3348518 - Text Title unavailable - see image for title

Inventor: Forsyth Forsyth et al.

Issue Date: 1967-10

Current U.S. Class: 440/012.66: MARINE PROPULSION; SELF-PROPELLED VEHICLE HAVING LAND AND WATER PROPULSION MEANS (E.G., AMPHIBIOUS VEHICLE); Wheel-type propulsion means
180/006.2: MOTOR VEHICLES; STEERING BY DRIVING
180/008.2: MOTOR VEHICLES; SPECIAL DRIVING DEVICE; Stepper; Step or abutment ascending/desending type vehicle
180/009.1: MOTOR VEHICLES; SPECIAL DRIVING DEVICE; Portable track; Endless, flexible
180/009.26: MOTOR VEHICLES; SPECIAL DRIVING DEVICE; Portable track; Endless, flexible; Convertible from wheel type
D12/003: TRANSPORTATION; SPECIAL PURPOSE VEHICLE; Combined, e.g., land-sea-air-type vehicle; Amphibious


Forward References: 54 patents reference this one
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