(19)
(11) EP 0 079 888 A1

(12)

(43) Date of publication:
01.06.1983 Bulletin 1983/22

(21) Application number: 81901850.0

(22) Date of filing: 28.05.1981
(51) International Patent Classification (IPC): 
E01C 23/ 082( . )
E02F 3/ 76( . )
(86) International application number:
PCT/US1981/000730
(87) International publication number:
WO 1982/004275 (09.12.1982 Gazette 1982/29)
(84) Designated Contracting States:
AT DE FR GB NL SE

(71) Applicant: LADWIG, Lawrence Orrin
Fountain Valley, CA 92708 (US)

(72) Inventor:
  • LADWIG, Lawrence Orrin
    Fountain Valley, CA 92708 (US)

   


(54) DIRT ROAD SMOOTHING APPARATUS