FI895204A0 - VATTENMAERKNINGSANORDNING. - Google Patents

VATTENMAERKNINGSANORDNING.

Info

Publication number
FI895204A0
FI895204A0 FI895204A FI895204A FI895204A0 FI 895204 A0 FI895204 A0 FI 895204A0 FI 895204 A FI895204 A FI 895204A FI 895204 A FI895204 A FI 895204A FI 895204 A0 FI895204 A0 FI 895204A0
Authority
FI
Finland
Prior art keywords
vattenmaerkningsanordning
Prior art date
Application number
FI895204A
Other languages
Finnish (fi)
Inventor
Bronislaw Radvan
David Robert Allen
Original Assignee
Wiggins Teape Group Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wiggins Teape Group Ltd filed Critical Wiggins Teape Group Ltd
Publication of FI895204A0 publication Critical patent/FI895204A0/en

Links

FI895204A 1988-11-03 1989-11-01 VATTENMAERKNINGSANORDNING. FI895204A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888825791A GB8825791D0 (en) 1988-11-03 1988-11-03 Improvements in apparatus for forming watermarks in paper

Publications (1)

Publication Number Publication Date
FI895204A0 true FI895204A0 (en) 1989-11-01

Family

ID=10646282

Family Applications (1)

Application Number Title Priority Date Filing Date
FI895204A FI895204A0 (en) 1988-11-03 1989-11-01 VATTENMAERKNINGSANORDNING.

Country Status (5)

Country Link
EP (1) EP0367520A3 (en)
JP (1) JPH02169791A (en)
CA (1) CA2002118A1 (en)
FI (1) FI895204A0 (en)
GB (1) GB8825791D0 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2260772B (en) * 1991-10-25 1995-05-10 Portals Ltd Method for making sheet materials and security paper
NL1006151C2 (en) * 1997-05-29 1998-12-01 Rudico Holding B V Forming wire for making paper with watermark
US6478927B1 (en) 2000-08-17 2002-11-12 Kimberly-Clark Worldwide, Inc. Method of forming a tissue with surfaces having elevated regions
US6464829B1 (en) 2000-08-17 2002-10-15 Kimberly-Clark Worldwide, Inc. Tissue with surfaces having elevated regions
DE10145782A1 (en) * 2001-09-17 2003-04-10 Giesecke & Devrient Gmbh Paper screen for the production of two-stage watermarks and process for its production
DE102005032815A1 (en) 2005-07-12 2007-01-18 Giesecke & Devrient Gmbh Method for producing a security paper, paper screen and forming element for paper screen
GB2437939B (en) * 2006-05-08 2008-03-26 Rue De Int Ltd Improvements in security substrates
KR101616573B1 (en) 2012-03-19 2016-04-28 드 라 뤼 인터내셔날 리미티드 Electrotype for forming an image during a paper making process
GB2532081B (en) * 2014-11-10 2017-09-13 De La Rue Int Ltd Improvements in watermarking
GB2532084B (en) * 2014-11-10 2017-09-06 De La Rue Int Ltd Improvments in watermarking
JP6876215B2 (en) * 2017-03-06 2021-05-26 デュプロ精工株式会社 Sheet forming device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1616222A (en) * 1922-05-18 1927-02-01 American Writing Paper Company Fourdrinier-wire screen
US1575518A (en) * 1925-11-20 1926-03-02 Eastern Mfg Company Process of watermarking paper and adjunct therefor
DE620953C (en) * 1934-05-18 1935-10-30 Wilma Dorothea Schumacher Process for the production of watermarked security paper
CH244613A (en) * 1945-05-25 1946-09-30 Reinhardt Erwin Device on paper machines for the production of watermarks that appear darker when viewed through the paper compared to the same.
GB1220070A (en) * 1967-03-16 1971-01-20 Hokkai Seishi Kabushiki Kaisha A device for continuous manufacture of patterned paper
FR2032104A5 (en) * 1969-02-19 1970-11-20 Trefimetaux
GB1447933A (en) * 1974-05-28 1976-09-02 Portals Ltd Manufacture of watermarked paper
US4526652A (en) * 1983-11-17 1985-07-02 The Mead Corporation Dandy roll for manufacturing paper having simulated oxford cloth watermark and related method for papermaking

Also Published As

Publication number Publication date
GB8825791D0 (en) 1988-12-07
CA2002118A1 (en) 1990-05-03
JPH02169791A (en) 1990-06-29
EP0367520A3 (en) 1991-08-14
EP0367520A2 (en) 1990-05-09

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: THE WIGGINS TEAPE GROUP LIMITED