|
US2733154A
(en)
*
|
|
1956-01-31 |
|
Polishing compositions |
|
US2770534A
(en)
*
|
1949-03-16 |
1956-11-13 |
Printing Arts Res Lab Inc |
Method and material for making overlay masks
|
|
US2735617A
(en)
*
|
1950-07-18 |
1956-02-21 |
|
Process for recording on a recording |
|
NL86211C
(US08124317-20120228-C00026.png)
*
|
1952-04-29 |
|
|
|
|
BE519125A
(US08124317-20120228-C00026.png)
*
|
1952-05-13 |
|
|
|
|
US2807545A
(en)
*
|
1952-07-18 |
1957-09-24 |
Dick Co Ab |
Process of applying a diazotype photoprinting material to a base and the resultant article
|
|
US2795504A
(en)
*
|
1952-10-25 |
1957-06-11 |
Dick Co Ab |
Compositions for use in the manufacture of elements in reproduction
|
|
US2747999A
(en)
*
|
1953-03-16 |
1956-05-29 |
Eastman Kodak Co |
Photographic reproduction process
|
|
US2748013A
(en)
*
|
1953-06-05 |
1956-05-29 |
Sinclair Refining Co |
Petroleum microcrystalline wax coating comoposition
|
|
US2969015A
(en)
*
|
1953-07-14 |
1961-01-24 |
Dick Co Ab |
Method of producing a spirit master from a positive and a duplicating process with same
|
|
US2861008A
(en)
*
|
1953-12-14 |
1958-11-18 |
Frederick Post Company |
Production of light-sensitive material for diazotypes
|
|
US2755200A
(en)
*
|
1953-12-28 |
1956-07-17 |
Du Pont |
Stabilized coloring compositions and methods of making and using same
|
|
US3076406A
(en)
*
|
1954-09-28 |
1963-02-05 |
Dick Co Ab |
Duplicating method and element for use therein
|
|
US2872863A
(en)
*
|
1954-12-02 |
1959-02-10 |
Columbia Ribbon & Carbon |
Hectograph duplicating
|
|
US2903964A
(en)
*
|
1955-01-24 |
1959-09-15 |
Eastman Kodak Co |
Photographic spirit duplicating process
|
|
US2861515A
(en)
*
|
1955-02-02 |
1958-11-25 |
Timefax Corp |
Method of making duplicating master
|
|
GB795869A
(en)
*
|
1955-04-22 |
1958-06-04 |
Denis Joseph O Sullivan |
Improvements in or relating to methods of copy production or reproduction
|
|
US2873671A
(en)
*
|
1955-05-11 |
1959-02-17 |
Dick Co Ab |
Copy process and materials for use in same
|
|
US3000298A
(en)
*
|
1956-01-03 |
1961-09-19 |
Sherman |
Printing by diazotization
|
|
US2862832A
(en)
*
|
1956-01-09 |
1958-12-02 |
Dennison Mfg Co |
Heat transfer
|
|
US2939009A
(en)
*
|
1956-02-01 |
1960-05-31 |
Jack M Tien |
Thermotransfer duplicating process
|
|
US2935938A
(en)
*
|
1956-04-17 |
1960-05-10 |
Eugene Lefebure |
Methods of copy reproduction
|
|
US2856283A
(en)
*
|
1956-05-07 |
1958-10-14 |
Eastman Kodak Co |
Photographic emulsion
|
|
US2855280A
(en)
*
|
1956-06-15 |
1958-10-07 |
Mine Safety Appliances Co |
Colorimetric determination
|
|
US2950213A
(en)
*
|
1956-08-31 |
1960-08-23 |
Gen Aniline & Film Corp |
Hectograph carbon paper
|
|
US2972547A
(en)
*
|
1957-08-05 |
1961-02-21 |
Antioch College |
Acyl hydrazine compositions and methods of producing color therewith
|
|
DE1102776B
(de)
*
|
1958-04-19 |
1961-03-23 |
Wilhelm Ritzerfeld |
Verfahren zur Herstellung von hektographischen Abzuegen
|
|
US2967784A
(en)
*
|
1958-05-02 |
1961-01-10 |
Columbia Ribbon Carbon Mfg |
Thermographic copying paper
|
|
US3077831A
(en)
*
|
1958-05-20 |
1963-02-19 |
Ritzerfeld Wilhelm |
Apparatus for printing with ink requiring activation
|
|
US2974585A
(en)
*
|
1958-07-07 |
1961-03-14 |
Columbia Ribbon & Carbon |
Duplicating
|
|
DE1054095B
(de)
*
|
1958-12-01 |
1959-04-02 |
Pelikan Werke Wagner Guenther |
Hektografisches Farbpapier zur Herstellung von Vervielfaeltigungen nach dem Spiritus-Umdruckverfahren
|
|
US3096189A
(en)
*
|
1958-12-10 |
1963-07-02 |
Allied Chemical Comporation |
Duplicating sheet and colored coating compositions therefor
|
|
US2995466A
(en)
*
|
1959-08-07 |
1961-08-08 |
Minnesota Mining & Mfg |
Heat-sensitive copy-sheet
|
|
US2995465A
(en)
*
|
1959-08-07 |
1961-08-08 |
Minnesota Mining & Mfg |
Copy-sheet
|
|
US3011905A
(en)
*
|
1959-09-09 |
1961-12-05 |
Columbia Ribbon & Carbon |
Manifold system comprising reactant donor and receptor sheets
|
|
US3262386A
(en)
*
|
1959-11-23 |
1966-07-26 |
Little Inc A |
Duplicating method
|
|
NL258232A
(US08124317-20120228-C00026.png)
*
|
1959-11-23 |
|
|
|
|
IT631615A
(US08124317-20120228-C00026.png)
*
|
1960-02-26 |
|
|
|
|
US3100702A
(en)
*
|
1960-03-30 |
1963-08-13 |
Eastman Kodak Co |
Dry processed photothermographic printing plate and process
|
|
NL259126A
(US08124317-20120228-C00026.png)
*
|
1960-11-21 |
|
|
|
|
US3181462A
(en)
*
|
1961-02-27 |
1965-05-04 |
Columbia Ribbon & Carbon |
Photohectographic duplicating
|
|
US3202510A
(en)
*
|
1961-07-11 |
1965-08-24 |
Frederick Post Co |
Production of encapsulated light-sensitive diazotype compositions and coatings
|
|
US3355295A
(en)
*
|
1964-02-11 |
1967-11-28 |
Eastman Kodak Co |
Nucleated vesicular film
|
|
US3446683A
(en)
*
|
1965-08-11 |
1969-05-27 |
Lloyd L Dean |
Method of transferring and firing visible designs
|
|
US4111702A
(en)
*
|
1969-05-06 |
1978-09-05 |
Minnesota Mining And Manufacturing Company |
Hidden entry or latent image methods and systems
|
|
US4057388A
(en)
*
|
1972-12-01 |
1977-11-08 |
Ciba-Geigy Ag |
Dry heat process for dyeing and printing organic material which can be dyed with cationic dyestuffs
|
|
JPS5129050B2
(US08124317-20120228-C00026.png)
*
|
1973-05-26 |
1976-08-23 |
|
|
|
US3979550A
(en)
*
|
1974-01-18 |
1976-09-07 |
The Mazer Corporation |
Pre-printed latent image spirit duplicating masters
|
|
US4050945A
(en)
*
|
1974-07-08 |
1977-09-27 |
Yoshio Suzuki |
Heat-sensitive color-producing compositions and articles using same
|
|
US4005237A
(en)
*
|
1974-07-23 |
1977-01-25 |
The Mazer Corporation |
Non-bleed pre-printed spirit duplicating masters
|
|
US3962526A
(en)
*
|
1974-07-23 |
1976-06-08 |
The Mazer Corporation |
Tissueless pre-printed spirit duplicating masters
|
|
USRE30803E
(en)
*
|
1977-11-09 |
1981-11-24 |
Scott Paper Company |
Colorless recording paper
|
|
USRE30797E
(en)
*
|
1977-11-09 |
1981-11-17 |
Scott Paper Company |
Associated dye salts and method of forming colored indicia therewith
|
|
US4304183A
(en)
*
|
1978-06-26 |
1981-12-08 |
A. B. Dick Company |
Latent image-multiple copy process
|
|
US4964910A
(en)
*
|
1989-05-30 |
1990-10-23 |
Repeat-O-Type Manufacturing Corporation |
Transfer fluid for spirit duplicating systems
|
