Patent classifications
A
HUMAN NECESSITIES
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A63
SPORTS; GAMES; AMUSEMENTS
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A63D
BOWLING GAMES, e.g. SKITTLES, BOCCE OR BOWLS; INSTALLATIONS THEREFOR; BAGATELLE OR SIMILAR GAMES; BILLIARDS
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15/00
Billiards, e.g. carom billiards or pocket billiards; Billiard tables
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A63D15/06
Cushions or fastenings therefor
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