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RICHARD FRERES ETS
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RICHARD FRERES ETS
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Application filed by RICHARD FRERES ETSfiledCriticalRICHARD FRERES ETS
Application grantedgrantedCritical
Publication of FR909783ApublicationCriticalpatent/FR909783A/fr
B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B15/00—Wheels or wheel attachments designed for increasing traction
B60B15/26—Auxiliary wheels or rings with traction-increasing surface attachable to the main wheel body
B60B15/263—Traction increasing surface being located axially beside tyre
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR909783D1944-10-261944-10-26Tracteur conjugué pouvant facilement être transformé de tracteur à chenilles en tracteur à roues et vice-versa
ExpiredFR909783A
(fr)