Patent classifications
A
HUMAN NECESSITIES
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A47
FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
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A47B
TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
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23/00
Bed-tables; Trays; Reading-racks; Book-rests,; i.e. items used in combination with something else
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A47B23/04
supported from table, floor or wall
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A47B23/042
Book-rests or note-book holders resting on tables
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