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C M EQUIPMENT CORP
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C M EQUIPMENT CORP
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Application filed by C M EQUIPMENT CORPfiledCriticalC M EQUIPMENT CORP
Application grantedgrantedCritical
Publication of FR1186211ApublicationCriticalpatent/FR1186211A/en
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
G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
FR1186211D1956-05-081957-05-02
Method and apparatus for producing gradients
ExpiredFR1186211A
(en)