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1978-09-20
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1983-03-16
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1976-08-03
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1980-10-15
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1979-09-08
METHODS AND ELEMENTS TO GENERATE HYDROGEN
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1976-06-22
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1975-10-07
BACK SUPPORT TO BE USED ON BEACHES AND OTHER
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NEW TRI-AZOIC COLORS SOLUBLE IN WATER AND PROCEDURE TO OBTAIN THEM
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1981-12-04
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1976-07-27
IMPROVEMENTS IN AND WITH REGARD TO THE CARPIDEIRA
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1974-08-15
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1974-05-24
IMPROVEMENTS IN OFFICE FOLDERS
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1976-06-29
PERFECTMENTS IN LENCOL
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1977-11-16
MACHINE IMPROVEMENTS TO CARPIR CAFFEES AND SIMILAR
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1976-07-13
PERFORMANCES IN SURFACES
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1975-06-10
PAPER BACKGROUND IN PARTICULAR PAPER PAPER
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1975-12-02
IMPROVEMENTS IN MACARICOS
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1976-07-27
IMPROVEMENTS IN BED-BEDS
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1985-03-29
DEVICE TO CUSHION THE STARTING AND STOPPING PHASES IN ROTATING MECHANISMS
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1975-12-09
PERFORMANCE IN SCISSORS
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1975-12-16
IMPROVEMENTS IN AND RELATING TO HYDRO-HELICE
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1976-04-13
CONSTRUCTIVE ARRANGEMENT IN ROTATING TRIMMERS
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1976-06-07
IMPROVEMENTS IN ROTATING TRACES
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1977-11-01
IMPROVEMENTS IN INTERPONES
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1981-07-29
IMPROVEMENTS IN APPARATUS TO MANUFACTURE PELLETS