BE778375A
(en )
1972-07-24
HIGH FREQUENCY FILTERING CONNECTOR
IT966010B
(en )
1974-02-11
COMPLEX OF REMOVABLE BOX FILTER
BG19090A3
(en )
1975-04-30
METHOD AND FACILITY FOR MANUFACTURING STRIPS OF FILTER MATERIAL FOR FILTERS FOR TOBACCO PRODUCTS
FR1339165A
(en )
1963-10-04
Mechanical band filter for low frequencies
FI54434B
(en )
1978-08-31
CATALYTIC COMPOSITION FOR DEHYDROGENEREING OF FOLLOWERS AND FREQUENCY FRAMING
BE784310A
(en )
1972-10-02
BAND FILTER FOR DEHYDRATION OF PREFERRED THICK SUSPENSIONS IN SLUDGE
SE381946B
(en )
1975-12-22
METHODS AND APPARATUS FOR ELECTROLYTICAL REDUCTION OF SALANIC SOLUTIONS OF URANUES
FI54297B
(en )
1978-07-31
FREQUENCY REFRIGERATION OF BLODTRYCKSSAENKANDE 2-PHENYLAMINO-IMIDAZOLINE
FI53708C
(en )
1978-07-10
FREQUENCY REFRIGERATION OF ANTI-FLAMMING RODS PREGNAN-20 SYRADERIVAT
BE819969A
(en )
1975-03-17
FILTER TAKING ADVANTAGE OF ACOUSTIC SURFACE WAVES
BR7201388D0
(en )
1973-07-10
PROCESS FOR CONTINUOUS PRODUCTION OF FILTERS FOR TOBACCO SMOKE AND APPLIANCE FOR ITS REALIZATION
RO56754A2
(en )
1974-03-08
VERY THIN BAND FILTER FOR DOMAINE OF VAST FREQUENCY
FI54852B
(en )
1978-12-29
FREQUENCY REQUIREMENT FOR FRAMSTAELLNING AV FILTER MATERIAL FOR TOBAKSROEK
BE819353A
(en )
1975-02-28
FILTER TAKING ADVANTAGE OF ACOUSTIC SURFACE WAVES
IT956899B
(en )
1973-10-10
PIEZOELECTRIC FILTER THAT WORKS ACCORDING TO THE PRINCIPLE OF SURFACE WAVES
BE818398A
(en )
1975-02-03
FILTER TAKING ADVANTAGE OF ACOUSTIC SURFACE WAVES
SE383702B
(en )
1976-03-29
PROCEDURE FOR CLEANING TYPE OF PRESSURE
BE779620A
(en )
1972-06-16
ACOUSTIC FREQUENCY FILTER FOR CENTRALIZED REMOTE CONTROL RECEIVERS
SE384314B
(en )
1976-05-03
PROCEDURE FOR ULTRA FILTRATION OF VASSLA
CH541879A
(en )
1973-09-15
Tunable filter for frequency tuning of a laser
SE381976B
(en )
1976-01-12
PROCEDURE FOR THE PRODUCTION OF FRESH CHEESE
SE384381B
(en )
1976-05-03
PROCEDURE FOR CONTINUOUS PRODUCTION OF FERROKISEL
DE1929994B2
(en )
1971-02-25
PROCEDURE FOR FREQUENCY ADJUSTMENT OF MECHANICAL RESONATORS
BE745384A
(en )
1970-08-03
WIDE BAND FREQUENCY ANTENNAS IMPROVEMENTS FOR VERY SHORT WAVES
CH541983A
(en )
1973-09-30
Roll band filter for cleaning gases