US PATENT SUBCLASS 493 / 946
PHONOGRAPH RECORD JACKET
Current as of:
June, 1999
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493 /
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MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB
946
PHONOGRAPH RECORD JACKET
DEFINITION
Classification: 493/946
PHONOGRAPH RECORD JACKET:
Operation involving the construction of a member for support or storage of a circular disc used for the recording of information.