The history of three-color photography (1925)

Page scan 000632 from The history of three-color photography

Record Details:

Title:
The history of three-color photography
Date:
1925
Publisher:
Boston : American Photographic Publishing Company
Volume:
The history of three-color photography
Leaf #:
000632
Language:
English
Subjects:
Motion Pictures, Motion pictures--Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Date Added:
May 08, 2025
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616 History of Three-Color Photography 145. E.P. 2,786, 1913; ibid. 1914, 61, 387. Another variation was patented in E.P. 2,787, 1913; ibid. 425. 146. E.P. 5,440, 1913; ibid. 1914, 61, 142. 147. E.P. 8,144, 1913; ibid. 1914, 62, 462. 148. U.S.P. 1,209,420, 1916; M. P. News, 1918, 2234. 149. E.P. 100,021, 1914; Brit. J. Phot. 1921, 68, 600; Col. Phot. Supp. 15, 40. 150. E.P. 18,451, 1912; Brit. J. Phot. 1913, 60, 330; D.R.P. 259,136; abst. Phot. Ind. 1913, 806; Jahrbuch, 19*14, 28, 524; F.P. 433,162. 151. E.P. 21,271, 1912; Brit. J. Phot. 1913, 60, 92; F.P. 448,546. 152. D.R.P. 263,817; Phot. Ind. 1913, 1499; E.P. 24,948, 1912; Brit. J. Phot. 1913, 60, 997. 153. D.R.P. 244,943, 1911. 154. E.P. 636, 1914; Brit. J. Phot. 1914. 61, 669; F.P. 470,834. 155. E.P. 14,270, 1914; Brit. J. Phot. 1915, 62, 531; D.R.P. 321,550; U.S.P. 1,425,461; Can.P. 173,257. 156. U.S.P. 1,186,612, 1916. 157. U.S.P. 1.202,724; F.P. 480,530; E.P. 22,595, 1914; Brit. J. Phot. 1916, 63, 87; F.P. 482,783; D.R.P. 380,361; Phot. Ind. 1924, 137. In E.P. 101,814, 1916 Joy patented a combination camera which could be used for black and white and colors by alteration of the path of the film. In U.S.P. 1,250,186 a combined projector for black and white and color was patented. 158. U.S.P. 1,211,904, 1917; Can.P. 161,771. 159. U.S.P. 1.279,065. 1918. Cf. U.S.P. 1,122,455; Can.P. 161,771 for the same thing granted to Kelley and Raleigh. 160. U.S.P. 1,325,280. 1919. 161. U.S.P. 1,133,730; Can.P. 185,187; E.P. 22,921, 1914; Brit. J. Phot. 1916, 63, 319; 1917, 64, Col. Phot. Supp. 11, 14; ibid. 12, 8; F.P. 477,728; Phot. Korr. 1918, 55, 156; Phot. Ind. 1917, 617. Cf. U.S.P. 1.122,455, 1914 granted to Wohl and Mayer. 162. U.S.P. 1.216,493; 1,217,425; 1.278,211; 1,325,204; E.P. 14,225. 1915; Brit. J. Phot. 1915, 63, 652; F.P. 479,921; D.R.P. 331,746; Phot. Ind. 1921, 373; Sci. Tech. Ind. Phot. 1921, 1, 72; Can.P. 185,159. 163. Photo-Rev. 1919, 31, 36. 164. U.S.P. 1,276,330, 1918 In U.S.P. 1,271,668 Coleman used alternate red and green-violet rotating sectors with the red sector larger than the other and the mechanism governing the movement of the film caused a longer dwell when the red was used. Cf. U.S.P. 1,271,667. The use of transverse stripes of emulsion with different color-sensitiveness was also patented by E. Wolff, D.R.P. 371,449; Phot. Ind. 1924, 543, but the filter dyes were incorporated in the emulsion. In D.R.P. 390,232 the Radebeuler Maschinen-Fabrik A. Koebig patented a machine for coating film with transverse strips; a carriage with three tanks being moved across the film; Phot. Ind. 1924, 543. 165. U.S.P. 1,375,922, 1921. 166. U.S.P. 1.108.838, 1911. 167. Ital.P. 458,218, 1916. 168. E.P. 1,717, 1910; F.P. 411,557; addit. 13,521. 169. E.P. 102.280, 1916; Brit. J. Phot. 1917, 64, 251; F.P. 484,116; U.S.P. 1.350,143. In a subsequent E.P. 210,823, 1922; F.P. 571,648; abst. Sci. Ind. Phot. 1925, 5, 26 three mirrors were used for combining the images, one of them being split and capable of being tilted through small angles in two planes. Cf. D. C. L. Syndicate, D.R.P. 397,654. 170. F.P. 470,138, 1914. 171. F.P. 444,866, 1912. 172. D.R.P. 263,038, 1911; F.P. 448,557. 173. D.R.P. 242,101; Jahrbuch, 1911, 26, 242; Phot. Ind. 1912, 122. 174. F.P. 443,315, 1912. 175. D.R.P. 225,438; Jahrbuch, 1911, 25, 338; Phot. Ind. 1910, 1307. 176. U.S.P. 1,383,357, 1921 ; abst. Sci. Tech. Ind. Phot. 1922, 2, 28. In U.S.P. 1,502,077; 1,502,078, 1924 lens fronts are patented, revolving so as to bring the lens opposite the finder. 177. U.S.P. 1,391,029, 1921. 178. U.S.P. 1,409,628; 1,417,005. 1922; abst. Sci. Tech. Ind. Phot. 1923, 3, 84. 179. U.S.P. 1,404,773, 1922. 180. F.P. 526,870, 1920; abst. Sci. Tech. Ind. Phot. 1922, 2, 25.