Difference between revisions of "Expo Watch Camera"
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==Links== | ==Links== | ||
| + | *[http://www.submin.com/large/manuals/expo/index.htm Expo Watch Camera user manual page] at [http://www.submin.com/index.htm Submin.com] | ||
*[https://worldwide.espacenet.com/publicationDetails/originalDocument?CC=US&NR=769319A&KC=A&FT=D&ND=3&date=19040906&DB=&locale=en_EP US Patent 769319], ''Photographic camera'', filed 14 October 1903 and granted September 1904 to Magnus Niéll and Thomas Wallace (assigned one half of the patent rights). Archived at [https://worldwide.espacenet.com/?locale=en_EP Espacenet], the patent search facility of the European Patent Office. | *[https://worldwide.espacenet.com/publicationDetails/originalDocument?CC=US&NR=769319A&KC=A&FT=D&ND=3&date=19040906&DB=&locale=en_EP US Patent 769319], ''Photographic camera'', filed 14 October 1903 and granted September 1904 to Magnus Niéll and Thomas Wallace (assigned one half of the patent rights). Archived at [https://worldwide.espacenet.com/?locale=en_EP Espacenet], the patent search facility of the European Patent Office. | ||
Latest revision as of 06:14, 20 December 2022
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| images by ebayer www_leicashop_com (Image rights) |
A sub-miniature camera shaped like a pocket watch, designed by Swedish engineer Magnus Niéll and made in the USA.
See also the similar Ticka watch camera, also designed by Niéll for Houghton in London.
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| The Expo uses special film cassettes for simplified daylight loading image by ebayer www_leicashop_com (Image rights) |
Links
- Expo Watch Camera user manual page at Submin.com
- US Patent 769319, Photographic camera, filed 14 October 1903 and granted September 1904 to Magnus Niéll and Thomas Wallace (assigned one half of the patent rights). Archived at Espacenet, the patent search facility of the European Patent Office.
