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2079
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1927-10-24
|
Letter and enclosure/s
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Hays sends Warner clippings about Vitaphone
|
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1407
|
1927-03-01
|
Letter and reply
|
Mr Purcell believes Vitaphone infringes his patent, which he calls Realistic Moving Pictures. Hess replies, instructing ...
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1413
|
1927-03-01
|
Correspondence
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The beginnings of a discourse on the acquiring of rights in regard to "talking movies." Should they be acquired and incl...
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191
|
1924-05-21
|
Memo
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An early demonstration of synchronous sound.Demonstration of the Phonofilm, in which synchronous music accompanies the ...
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