Gas separation: apparatus – Magnetic separating means
Patent
1974-08-30
1976-07-20
Klein, David
Gas separation: apparatus
Magnetic separating means
96 1A, G03G 1300, G03G 500
Patent
active
039704521
ABSTRACT:
An ion modulator of improved sensitivity and capable of producing copies of excellent quality is provided in the form of a conductive metal screen which is coated with an insulator and overcoated with a photoconductor. This modulator configuration is characterized by having memory capabilities, being capable of being operated in both the positive and negative modes and functioning without injection contact.
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patent: 2712607 (1955-07-01), Orlando
patent: 3615395 (1971-10-01), Yamaji
patent: 3625604 (1971-12-01), Pressman
patent: 3645614 (1971-02-01), McFarlane et al.
patent: 3666365 (1972-05-01), Tanaka et al.
patent: 3730709 (1973-05-01), Kinoshita et al.
patent: 3881921 (1975-05-01), Frank
Hou Shou Ling
Wu Alexander Chiang-Hsia
Addressograph Multigraph Corporation
Falasco L. Y.
Klein David
Kondzella Michael A.
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