Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04N
PICTORIAL COMMUNICATION, e.g. TELEVISION
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2201/00
Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
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H04N2201/04
Scanning arrangements
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H04N2201/0402
Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
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H04N2201/0422
Media holders, covers, supports, backgrounds; Arrangements to facilitate placing of the medium
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