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Hugo Kohl
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Individual
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Individual
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Publication of GB189402498ApublicationCriticalpatent/GB189402498A/en
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
G03F7/004—Photosensitive materials
G03F7/04—Chromates
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
GB189402498D1894-02-051894-02-05Improvements in Means for Heating by Steam Feed Water and other Liquids.
ExpiredGB189402498A
(en)