CH360284A - Material für elektrophotographische Reproduktion - Google Patents

Material für elektrophotographische Reproduktion

Info

Publication number
CH360284A
CH360284A CH360284DA CH360284A CH 360284 A CH360284 A CH 360284A CH 360284D A CH360284D A CH 360284DA CH 360284 A CH360284 A CH 360284A
Authority
CH
Switzerland
Prior art keywords
reproduction material
electrophotographic reproduction
electrophotographic
reproduction
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Wilhelm Dr Neugebauer
Martha Dr Tomanek
Hans Dr Behmenburg
Original Assignee
Kalle & Co Ag
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 Kalle & Co Ag filed Critical Kalle & Co Ag
Publication of CH360284A publication Critical patent/CH360284A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02—Charge-receiving layers
    • G03G5/04—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G03G5/06—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
    • G03G5/0622—Heterocyclic compounds
    • G03G5/0624—Heterocyclic compounds containing one hetero ring
    • G03G5/0627—Heterocyclic compounds containing one hetero ring being five-membered
    • G03G5/0633—Heterocyclic compounds containing one hetero ring being five-membered containing three hetero atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)
CH360284D 1956-06-27 1957-06-11 Material für elektrophotographische Reproduktion CH360284A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK29200A DE1060260B (de) 1956-06-27 1956-06-27 Material fuer elektrophotographische Reproduktion

Publications (1)

Publication Number Publication Date
CH360284A true CH360284A (de) 1962-02-15

Family

ID=7218431

Family Applications (1)

Application Number Title Priority Date Filing Date
CH360284D CH360284A (de) 1956-06-27 1957-06-11 Material für elektrophotographische Reproduktion

Country Status (8)

Country Link
US (1) US3112197A (instruction)
BE (1) BE558630A (instruction)
CH (1) CH360284A (instruction)
DE (1) DE1060260B (instruction)
FR (1) FR1177936A (instruction)
GB (1) GB836148A (instruction)
LU (1) LU35237A1 (instruction)
NL (2) NL218434A (instruction)

Families Citing this family (123)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL249273A (instruction) * 1959-03-12
NL250327A (instruction) * 1959-04-08
NL250328A (instruction) * 1959-04-08
NL250331A (instruction) * 1959-04-09
NL124075C (instruction) * 1959-04-09
NL266999A (instruction) * 1959-08-04
NL132172C (instruction) * 1959-10-31
BE587794A (instruction) * 1960-02-19
BE585555A (instruction) * 1960-03-31
US3148982A (en) * 1960-04-11 1964-09-15 Gevaert Photo Prod Nv Electrophotographic process utilizing organic photoconductors
NL273707A (instruction) * 1961-01-28
US3287116A (en) * 1961-07-24 1966-11-22 Azoplate Corp Process for the sensitization of photoconductors
USB373140I5 (instruction) * 1964-09-24
GB1256888A (instruction) * 1968-06-06 1971-12-15
DE2336094C2 (de) * 1973-07-16 1983-03-03 Hoechst Ag, 6000 Frankfurt Elektrophotographisches Aufzeichungsmaterial
NL174770C (nl) * 1978-09-04 1984-08-01 Hitachi Ltd Elektrofotografische plaat van het complexe type.
JPS57150853A (en) * 1981-03-13 1982-09-17 Konishiroku Photo Ind Co Ltd Electrophotographic receptor
DE3210576A1 (de) * 1982-03-23 1983-10-06 Hoechst Ag Elektrophotographisches aufzeichnungsmaterial
DE3215967A1 (de) * 1982-04-29 1983-11-03 Basf Ag, 6700 Ludwigshafen Elektrographische aufzeichnungsmaterialien mit speziellen ladungstraeger transportierenden verbindungen
JPS5942352A (ja) 1982-09-01 1984-03-08 Fuji Photo Film Co Ltd ジスアゾ化合物、それを含む光導電性組成物及び電子写真感光体
DE3409888A1 (de) * 1984-03-17 1985-09-19 Hoechst Ag, 6230 Frankfurt Lichtempfindliches aufzeichnungsmaterial und dessen verwendung in einem verfahren zum herstellen einer druckform oder einer gedruckten schaltung
DE3417951A1 (de) * 1984-05-15 1985-11-21 Hoechst Ag, 6230 Frankfurt Elektrophotographisches aufzeichnungsmaterial
DE3506436A1 (de) * 1985-02-23 1986-08-28 Hoechst Ag, 6230 Frankfurt Neue sulfonhaltige styrolderivate, verfahren zu deren herstellung und deren verwendung
DE3509147A1 (de) * 1985-03-14 1986-09-18 Hoechst Ag, 6230 Frankfurt Elektrophotographisches aufzeichnungsmaterial
DE3513747A1 (de) * 1985-04-17 1986-10-23 Hoechst Ag, 6230 Frankfurt Elektrophotographisches aufzeichnungsmaterial
DE3740421A1 (de) * 1987-11-28 1989-06-08 Basf Ag Mehrschichtiges, elektrophotographisches aufzeichnungsmaterial
US5121029A (en) * 1987-12-11 1992-06-09 Idemitsu Kosan Co., Ltd. Electroluminescence device having an organic electroluminescent element
CA2005289A1 (en) * 1988-12-14 1990-06-14 Chishio Hosokawa Electroluminescence device
US5130603A (en) 1989-03-20 1992-07-14 Idemitsu Kosan Co., Ltd. Organic electroluminescence device
DE3932160A1 (de) * 1989-09-27 1991-04-11 Hoechst Ag Elektrophotographisches aufzeichnungsmaterial
US5443922A (en) * 1991-11-07 1995-08-22 Konica Corporation Organic thin film electroluminescence element
US5500568A (en) * 1992-07-23 1996-03-19 Idemitsu Kosan Co., Ltd. Organic El device
EP0647694B1 (en) * 1993-03-26 1999-09-15 Sumitomo Electric Industries, Ltd. Organic electroluminescent elements
EP1063869B1 (en) 1998-12-28 2011-04-06 Idemitsu Kosan Company Limited Method for selecting organic compounds for organic electroluminescent device
TW463528B (en) 1999-04-05 2001-11-11 Idemitsu Kosan Co Organic electroluminescence element and their preparation
KR101164687B1 (ko) 2003-07-02 2012-07-11 이데미쓰 고산 가부시키가이샤 유기 전기발광 소자 및 이를 이용한 표시 장치
US7018756B2 (en) 2003-09-05 2006-03-28 Xerox Corporation Dual charge transport layer and photoconductive imaging member including the same
CN100471827C (zh) 2003-12-01 2009-03-25 出光兴产株式会社 不对称单蒽衍生物、用于有机电致发光器件的材料以及使用该材料的有机电致发光器件
EP2910619B1 (en) 2003-12-19 2016-07-20 Idemitsu Kosan Co., Ltd Light-emitting material for organic electroluminescent device, organic electroluminescent device using same, and material for organic electroluminescent device
WO2005101915A1 (ja) * 2004-04-06 2005-10-27 Idemitsu Kosan Co., Ltd. 電極基板及びその製造方法
CN102633656A (zh) 2005-01-05 2012-08-15 出光兴产株式会社 芳香族胺衍生物及使用了它的有机电致发光元件
JP5032317B2 (ja) 2005-07-14 2012-09-26 出光興産株式会社 ビフェニル誘導体、有機エレクトロルミネッセンス素子用材料、及びそれを用いた有機エレクトロルミネッセンス素子
JP4848152B2 (ja) 2005-08-08 2011-12-28 出光興産株式会社 芳香族アミン誘導体及びそれを用いた有機エレクトロルミネッセンス素子
JPWO2007032161A1 (ja) 2005-09-15 2009-03-19 出光興産株式会社 非対称フルオレン誘導体及びそれらを用いた有機エレクトロルミネッセンス素子
WO2007032162A1 (ja) 2005-09-16 2007-03-22 Idemitsu Kosan Co., Ltd. ピレン系誘導体及びそれらを用いた有機エレクトロルミネッセンス素子
US20070104977A1 (en) 2005-11-07 2007-05-10 Idemitsu Kosan Co., Ltd. Organic electroluminescent device
JP2007137784A (ja) 2005-11-15 2007-06-07 Idemitsu Kosan Co Ltd 芳香族アミン誘導体及びそれを用いた有機エレクトロルミネッセンス素子
WO2007058127A1 (ja) 2005-11-16 2007-05-24 Idemitsu Kosan Co., Ltd. 芳香族アミン誘導体及びそれらを用いた有機エレクトロルミネッセンス素子
EP1950817A1 (en) 2005-11-17 2008-07-30 Idemitsu Kosan Co., Ltd. Organic electroluminescent device
JP2007149941A (ja) 2005-11-28 2007-06-14 Idemitsu Kosan Co Ltd 有機エレクトロルミネッセンス素子
EP1956011A1 (en) 2005-11-28 2008-08-13 Idemitsu Kosan Co., Ltd. Amine compound and organic electroluminescent element employing the same
JP2007153778A (ja) 2005-12-02 2007-06-21 Idemitsu Kosan Co Ltd 含窒素複素環誘導体及びそれを用いた有機エレクトロルミネッセンス素子
EP1968131A4 (en) 2005-12-27 2009-08-19 Idemitsu Kosan Co MATERIAL FOR AN ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE
JP2007186461A (ja) 2006-01-13 2007-07-26 Idemitsu Kosan Co Ltd 芳香族アミン誘導体及びそれを用いた有機エレクトロルミネッセンス素子
KR20080103056A (ko) 2006-02-23 2008-11-26 이데미쓰 고산 가부시키가이샤 유기 전계 발광 소자용 재료, 그의 제조 방법 및 유기 전계발광 소자
US9214636B2 (en) 2006-02-28 2015-12-15 Idemitsu Kosan Co., Ltd. Organic electroluminescence device
US20080007160A1 (en) 2006-02-28 2008-01-10 Idemitsu Kosan Co., Ltd. Organic electroluminescent device using fluoranthene derivative and indenoperylene derivative
JPWO2007105448A1 (ja) 2006-02-28 2009-07-30 出光興産株式会社 ナフタセン誘導体及びそれを用いた有機エレクトロルミネッセンス素子
WO2007102361A1 (ja) 2006-03-07 2007-09-13 Idemitsu Kosan Co., Ltd. 芳香族アミン誘導体及びそれらを用いた有機エレクトロルミネッセンス素子
CN101410382A (zh) 2006-03-27 2009-04-15 出光兴产株式会社 含氮杂环衍生物及使用其的有机电致发光元件
EP2000463A2 (en) 2006-03-27 2008-12-10 Idemitsu Kosan Co., Ltd. Nitrogen-containing heterocyclic derivative and organic electroluminescent device using same
CN101410364A (zh) 2006-03-30 2009-04-15 出光兴产株式会社 有机电致发光元件用材料及使用其的有机电致发光元件
JP4995475B2 (ja) 2006-04-03 2012-08-08 出光興産株式会社 ベンズアントラセン誘導体、及びそれを用いた有機エレクトロルミネッセンス素子
CN101415662A (zh) 2006-04-03 2009-04-22 出光兴产株式会社 联蒽衍生物及利用了它的有机电致发光元件
KR101453109B1 (ko) 2006-04-26 2014-10-27 이데미쓰 고산 가부시키가이샤 방향족 아민 유도체 및 그들을 이용한 유기 전기 발광 소자
EP2034803A4 (en) 2006-05-11 2010-09-08 Idemitsu Kosan Co ORGANIC ELECTROLUMINESCENCE ELEMENT
JP5432523B2 (ja) 2006-05-11 2014-03-05 出光興産株式会社 有機エレクトロルミネッセンス素子
WO2007138906A1 (ja) 2006-05-25 2007-12-06 Idemitsu Kosan Co., Ltd. 有機エレクトロルミネッセンス素子及びフルカラー発光装置
TW200815446A (en) 2006-06-05 2008-04-01 Idemitsu Kosan Co Organic electroluminescent device and material for organic electroluminescent device
KR101422864B1 (ko) 2006-06-22 2014-07-24 소니 주식회사 복소환 함유 아릴아민 유도체를 이용한 유기 전계발광 소자
CN101484412A (zh) 2006-06-27 2009-07-15 出光兴产株式会社 芳香族胺衍生物及使用它们的有机电致发光元件
CN101501880A (zh) 2006-08-04 2009-08-05 出光兴产株式会社 有机电致发光元件
US20080049413A1 (en) 2006-08-22 2008-02-28 Idemitsu Kosan Co., Ltd. Organic electroluminescence device
WO2008023549A1 (en) 2006-08-23 2008-02-28 Idemitsu Kosan Co., Ltd. Aromatic amine derivatives and organic electroluminescent devices made by using the same
JP2008124157A (ja) 2006-11-09 2008-05-29 Idemitsu Kosan Co Ltd 有機ｅｌ材料含有溶液、有機ｅｌ材料の薄膜形成方法、有機ｅｌ材料の薄膜、有機ｅｌ素子
JP2008124156A (ja) 2006-11-09 2008-05-29 Idemitsu Kosan Co Ltd 有機ｅｌ材料含有溶液、有機ｅｌ材料の薄膜形成方法、有機ｅｌ材料の薄膜、有機ｅｌ素子
EP2081240A4 (en) 2006-11-09 2010-08-18 Idemitsu Kosan Co SOLUTION WITH AN ORGANIC ELECTRICAL MATERIAL, METHOD FOR SYNTHESIS OF AN ORGANIC ELECTRICAL MATERIAL, SYNTHETIZED COMPOUND THROUGH THE SYNTHESIS METHOD, METHOD FOR FORMING A THIN FILM FROM ORGANIC ELECTRICAL MATERIAL, THIN FILM FROM ORGANIC ELECTRICAL MATERIAL AND ORGANIC ELECTRICAL DEVICE
EP2085371B1 (en) 2006-11-15 2015-10-07 Idemitsu Kosan Co., Ltd. Fluoranthene compound, organic electroluminescent device using the fluoranthene compound, and organic electroluminescent material-containing solution
KR20120135325A (ko) 2006-11-24 2012-12-12 이데미쓰 고산 가부시키가이샤 방향족 아민 유도체 및 그것을 이용한 유기 전기발광 소자
JP2008166629A (ja) 2006-12-29 2008-07-17 Idemitsu Kosan Co Ltd 有機ｅｌ材料含有溶液、有機ｅｌ材料の合成法、この合成法による合成された化合物、有機ｅｌ材料の薄膜形成方法、有機ｅｌ材料の薄膜、有機ｅｌ素子
JPWO2008102740A1 (ja) 2007-02-19 2010-05-27 出光興産株式会社 有機エレクトロルミネッセンス素子
US8278819B2 (en) 2007-03-09 2012-10-02 Idemitsu Kosan Co., Ltd. Organic electroluminescence device and display
US8207526B2 (en) 2007-03-23 2012-06-26 Idemitsu Kosan Co., Ltd. Organic EL device
JP4308317B2 (ja) 2007-04-06 2009-08-05 出光興産株式会社 有機エレクトロルミネッセンス素子
EP2045848B1 (en) 2007-07-18 2017-09-27 Idemitsu Kosan Co., Ltd. Organic electroluminescent device material and organic electroluminescent device
JP5475450B2 (ja) 2007-08-06 2014-04-16 出光興産株式会社 芳香族アミン誘導体及びそれを用いた有機エレクトロルミネッセンス素子
KR101583097B1 (ko) 2007-11-22 2016-01-07 이데미쓰 고산 가부시키가이샤 유기 ｅｌ 소자 및 유기 ｅｌ 재료 함유 용액
EP2213662B1 (en) 2007-11-30 2012-04-18 Idemitsu Kosan Co., Ltd. Azaindenofluorenedione derivative, organic electroluminescent device material, and organic electroluminescent device
TW200936545A (en) 2007-12-21 2009-09-01 Idemitsu Kosan Co Organic electroluminescent device
JP5193295B2 (ja) 2008-05-29 2013-05-08 出光興産株式会社 芳香族アミン誘導体及びそれらを用いた有機エレクトロルミネッセンス素子
EP2713415B1 (en) 2008-12-26 2018-12-19 Idemitsu Kosan Co., Ltd Material for organic electroluminescent element, and organic electroluminescent element
EP2372804B1 (en) 2008-12-26 2014-04-02 Idemitsu Kosan Co., Ltd. Organic electroluminescence element and compound
US9126887B2 (en) 2009-01-05 2015-09-08 Idemitsu Kosan Co., Ltd. Organic electroluminescent element material and organic electroluminescent element comprising same
US8039127B2 (en) 2009-04-06 2011-10-18 Idemitsu Kosan Co., Ltd. Organic electroluminescence device and material for organic electroluminescence device
EP2462203B1 (en) 2009-08-04 2016-03-02 Merck Patent GmbH Electronic devices comprising multi cyclic hydrocarbons
WO2011046182A1 (ja) 2009-10-16 2011-04-21 出光興産株式会社 含フルオレン芳香族化合物、有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子
DE102010006280A1 (de) 2010-01-30 2011-08-04 Merck Patent GmbH, 64293 Farbkonvertierung
JP2012028634A (ja) 2010-07-26 2012-02-09 Idemitsu Kosan Co Ltd 有機エレクトロルミネッセンス素子
KR102029108B1 (ko) 2011-05-13 2019-10-07 이데미쓰 고산 가부시키가이샤 유기 el 다색 발광 장치
US9190622B2 (en) 2011-06-01 2015-11-17 Merck Patent Gmbh Hybrid ambipolar TFTs
EP2737553A1 (en) 2011-07-25 2014-06-04 Merck Patent GmbH Copolymers with functionalized side chains
CN103764650A (zh) 2011-09-09 2014-04-30 出光兴产株式会社 含氮芳香族杂环化合物
WO2013046635A1 (ja) 2011-09-28 2013-04-04 出光興産株式会社 有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子
US20140231772A1 (en) 2011-11-07 2014-08-21 Idemitsu Kosan Co., Ltd. Material for organic electroluminescent elements, and organic electroluminescent element using the same
AU2013365772B2 (en) 2012-12-19 2017-08-10 Basf Se Detector for optically detecting at least one object
EP3008421A1 (en) 2013-06-13 2016-04-20 Basf Se Detector for optically detecting an orientation of at least one object
CN105452894B (zh) 2013-06-13 2019-04-30 巴斯夫欧洲公司 用于光学地检测至少一个对象的检测器
WO2015024870A1 (en) 2013-08-19 2015-02-26 Basf Se Detector for determining a position of at least one object
WO2015024871A1 (en) 2013-08-19 2015-02-26 Basf Se Optical detector
CN106662636B (zh) 2014-07-08 2020-12-25 巴斯夫欧洲公司 用于确定至少一个对象的位置的检测器
WO2016051323A1 (en) 2014-09-29 2016-04-07 Basf Se Detector for optically determining a position of at least one object
WO2016092451A1 (en) 2014-12-09 2016-06-16 Basf Se Optical detector
KR102496245B1 (ko) 2015-01-30 2023-02-06 트리나미엑스 게엠베하 하나 이상의 물체의 광학적 검출을 위한 검출기
US10955936B2 (en) 2015-07-17 2021-03-23 Trinamix Gmbh Detector for optically detecting at least one object
US10412283B2 (en) 2015-09-14 2019-09-10 Trinamix Gmbh Dual aperture 3D camera and method using differing aperture areas
US20190140129A1 (en) 2016-04-06 2019-05-09 Trinamix Gmbh Detector for an optical detection of at least one object
JP2019523562A (ja) 2016-07-29 2019-08-22 トリナミクス ゲゼルシャフト ミット ベシュレンクテル ハフツング 光学的検出のための光センサおよび検出器
JP2019532517A (ja) 2016-10-25 2019-11-07 トリナミクス ゲゼルシャフト ミット ベシュレンクテル ハフツング 光学的に検出するための光検出器
EP3532864B1 (en) 2016-10-25 2024-08-28 trinamiX GmbH Detector for an optical detection of at least one object
JP7215996B2 (ja) 2016-11-17 2023-01-31 トリナミクス ゲゼルシャフト ミット ベシュレンクテル ハフツング 少なくとも１つの物体を光学的に検出するための検出器
US11860292B2 (en) 2016-11-17 2024-01-02 Trinamix Gmbh Detector and methods for authenticating at least one object
CN110770555A (zh) 2017-04-20 2020-02-07 特里纳米克斯股份有限公司 光学检测器
WO2019002199A1 (en) 2017-06-26 2019-01-03 Trinamix Gmbh DETECTOR FOR DETERMINING A POSITION OF AT LEAST ONE OBJECT

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2817665A (en) * 1957-12-24 X c chi
GB396778A (en) * 1932-02-13 1933-08-11 Schering Kahlbaum Ag Process for the manufacture of 3.4.5.-trisubstituted-triazoles (1.2.4)
US2297691A (en) * 1939-04-04 1942-10-06 Chester F Carlson Electrophotography
FR1008598A (fr) * 1948-04-30 1952-05-19 Onera (Off Nat Aerospatiale) Procédé pour l'enregistrement graphique ou l'inscription dirccte en matériaux pour la mise en oeuvre de ce procédé
US2663636A (en) * 1949-05-25 1953-12-22 Haloid Co Electrophotographic plate and method of producing same
US2765304A (en) * 1952-05-21 1956-10-02 Ciba Ltd New ox-diazole compounds and process for their manufacture
US2825814A (en) * 1953-07-16 1958-03-04 Haloid Co Xerographic image formation
US2809294A (en) * 1954-12-23 1957-10-08 Haloid Co Xeroradiographic plates or elements
US2803542A (en) * 1955-07-26 1957-08-20 Haloid Co Xerographic plate
DE1025881B (de) * 1955-11-26 1958-03-13 Bayer Ag Verfahren zur Herstellung von Kondensationsprodukten

Also Published As

Publication number Publication date
GB836148A (en) 1960-06-01
BE558630A (instruction)
NL100993C (instruction)
US3112197A (en) 1963-11-26
LU35237A1 (instruction)
DE1060260B (de) 1959-06-25
NL218434A (instruction)
FR1177936A (fr) 1959-04-30

Similar Documents

Publication Publication Date Title
CH360899A (de) Material für elektrophotographische Reproduktion
CH360284A (de) Material für elektrophotographische Reproduktion
CH379280A (de) Material für elektrophotographische Reproduktion
CH390050A (de) Material für elektrophotographische Reproduktion
CH379276A (de) Flächenförmiges Material für elektrophotographische Zwecke
CH379279A (de) Material für elektrophotographische Reproduktion
CH388773A (de) Material für elektrophotographische Reproduktion
FR1178601A (fr) Matériel de reproduction électro-photographique
CH362916A (de) Material für elektrophotographische Reproduktion
FR1184384A (fr) Transformateur-amplificateur magnétique
CH360285A (de) Material für elektrophotographische Reproduktion
CH370967A (de) Lichtempfindliches Material
CH379278A (de) Material für elektrophotographische Reproduktion
FR1187715A (fr) Matériau ferromagnétique
CH374282A (de) Lichtempfindliches Material für Diazotypie
AT204396B (de) Material für elektrophotographische Reproduktion
CH381528A (de) Material für elektrophotographische Zwecke
AT213702B (de) Material für elektrophotographische Reproduktion
CH350974A (de) Vervielfältiger
FR1174439A (fr) Phonographe
FR71449E (fr) électrodes photoconductrices
FR1159408A (fr) Rouleau compresseur
FI28388A (fi) Sätt att skydda fiberformiga cellulosahaltiga material
FI28373A (fi) Sätt att skydda material
FR1181290A (fr) Matières magnétiques