ZA732699B - Improvements in or relating to photocopying machines - Google Patents

Improvements in or relating to photocopying machines

Info

Publication number
ZA732699B
ZA732699B ZA732699A ZA732699A ZA732699B ZA 732699 B ZA732699 B ZA 732699B ZA 732699 A ZA732699 A ZA 732699A ZA 732699 A ZA732699 A ZA 732699A ZA 732699 B ZA732699 B ZA 732699B
Authority
ZA
South Africa
Prior art keywords
relating
photocopying machines
photocopying
machines
Prior art date
Application number
ZA732699A
Inventor
G Weber
Original Assignee
Cellophane Sa
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 Cellophane Sa filed Critical Cellophane Sa
Publication of ZA732699B publication Critical patent/ZA732699B/en

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • G03B21/11—Projectors with built-in or built-on screen for microfilm reading
    • G03B21/118—Reader-printers
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/26—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is obtained by projection of the entire image, i.e. whole-frame projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
ZA732699A 1972-04-20 1973-04-19 Improvements in or relating to photocopying machines ZA732699B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7213899A FR2181176A6 (en) 1972-04-20 1972-04-20

Publications (1)

Publication Number Publication Date
ZA732699B true ZA732699B (en) 1974-04-24

Family

ID=9097202

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA732699A ZA732699B (en) 1972-04-20 1973-04-19 Improvements in or relating to photocopying machines

Country Status (10)

Country Link
US (1) US3874789A (en)
JP (1) JPS4928345A (en)
BE (1) BE795416A (en)
DE (2) DE2319653A1 (en)
ES (1) ES413861A1 (en)
FR (1) FR2181176A6 (en)
GB (1) GB1386753A (en)
IT (1) IT1056035B (en)
NL (1) NL7305609A (en)
ZA (1) ZA732699B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5121396B2 (en) * 1972-03-25 1976-07-02
DE2511633B2 (en) * 1975-03-17 1977-02-10 Hoechst Ag, 6000 Frankfurt DEVICE FOR REPEAT RECORDING OF DEFORMED IMAGES ON A RECORDING MATERIAL
US4388274A (en) * 1980-06-02 1983-06-14 Xerox Corporation Ozone collection and filtration system
JPS6214183A (en) * 1985-07-11 1987-01-22 Canon Inc Copying device for written plate

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979026A (en) * 1958-06-19 1961-04-11 Rca Corp Film viewer and reproducer
US3304476A (en) * 1964-04-30 1967-02-14 Xerox Corp Transfer switch for a xerographic apparatus
US3385161A (en) * 1964-11-20 1968-05-28 Old Town Corp Reader-copier apparatus
US3511564A (en) * 1967-05-18 1970-05-12 Bell & Howell Co Reader-printer with plastic transport belt
US3547534A (en) * 1968-02-26 1970-12-15 Ncr Co Micro-image viewer-printer apparatus
US3674354A (en) * 1970-07-02 1972-07-04 Stromberg Datagraphix Inc Microfilm viewer-printer
US3698805A (en) * 1971-10-21 1972-10-17 Eastman Kodak Co Control apparatus for electrophotographic apparatus

Also Published As

Publication number Publication date
IT1056035B (en) 1982-01-30
BE795416A (en) 1973-05-29
US3874789A (en) 1975-04-01
GB1386753A (en) 1975-03-12
NL7305609A (en) 1973-10-23
DE2319653A1 (en) 1973-10-25
ES413861A1 (en) 1976-01-16
DE7314804U (en) 1974-12-12
JPS4928345A (en) 1974-03-13
FR2181176A6 (en) 1973-11-30

Similar Documents

Publication Publication Date Title
ZA731896B (en) Improvements in or relating to ozonisers
ZA735861B (en) Improvements in/or relating to drying apparatus
ZA73901B (en) Improvements in or relating to moulding machines
ZA733861B (en) Grape-gathering machine
IE39140L (en) Fertilizer-spreading machine
ZA738144B (en) Improvements in or relating to bag forming machines
ZA737195B (en) Improvements in or relating to duplicating material
HK45877A (en) Improvements in or relating to memory apparatus
HU171018B (en) Rock-cutting machine
IE38225B1 (en) Improvements in or relating to printing
ZA732699B (en) Improvements in or relating to photocopying machines
HK1677A (en) Improvements in or relating to rollers
IE38226B1 (en) Improvements in or relating to printing
ZA73566B (en) Improvements in or relating to screens
ZA731452B (en) Improvements in or relating to rock-drilling machines
IE38609B1 (en) Improvements in remoivable dams
ZA731594B (en) Improvements in or relating to bags
IE38140B1 (en) Improvements in or relating to polyamides
IL41269A0 (en) Improvements in copying
GB1415735A (en) Electrocopying machines
ZA729022B (en) Improvements in rockcutting machines
ZA729021B (en) Improvements in rockcutting machines
ZA729020B (en) Improvements in rockcutting machines
ZA729015B (en) Improvements in rockcutting machines
ZA722174B (en) Improvements in positive displacement machines