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2 127 197

(13)

(51)

IPC

(21) (22)

Application

98101306/12, 1998-01-20

(22)

Actual filing date

1998-01-20

(45)

Published

1999-03-10

(72)

Inventor

Smyk A.F.Kurakin S.V.Krutov B.P.Bondarev L.A.

(73)

Holder

Smyk Aleksandr FedorovichKurakin Sergej VjacheslavovichKrutov Boris PetrovichBondarev Leonid Alekseevich

PROTECTIVE HOLOGRAPHIC MARK Russian patent published in 1999 - IPC

Abstract RU 2127197 C1

FIELD: printing arts, applicable in making of various documents, ingots of precious metals with the aim of their protection against forgeries. SUBSTANCE: protective holographic mark has a precoat of plastic material, on which a holographic relief in the form of alternating bosses and grooves is formed; the vertical axes of the cross-section profiles of the bosses are positioned at an angle to the precoat surface. EFFECT: enhanced protection against direct copying. 1 dwg

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RU 2 127 197 C1

Authors

Smyk A.F.

Kurakin S.V.

Krutov B.P.

Bondarev L.A.

Dates

1999-03-10—Published

1998-01-20—Filed