CA452802A
(fr )
1948-11-23
Commutateur automatique pour systemes telephoniques
AU140233B2
(en )
1948-03-18
Improvements in Automatic Telephone Systems
AU144607B2
(en )
1948-04-29
Improvements in automatic switching systems
CA452803A
(fr )
1948-11-23
Sectionneur-commutateur comme on se sert dans les systemes de telephones automatiques
AU1857348A
(en )
1948-03-18
Improvements in Automatic Telephone Systems
AU1956448A
(en )
1948-04-29
Improvements in automatic switching systems
AU143058B2
(en )
1949-01-20
Improvements relating to automatic switches ofthe kind used in telephone systems
AU137141B2
(en )
1950-05-08
Improvements in automatic switches for use in telephone or like systems
AU2433048A
(en )
1949-01-20
Improvements relating to automatic switches ofthe kind used in telephone systems
AU138852B2
(en )
1950-08-10
Improvements In or relating in automatic switches suitable for use in telephone or like systems
CA451181A
(fr )
1948-09-14
Systeme de telephone automatique
CA448462A
(fr )
1948-05-11
Systeme automatique de telephone
AU1290547A
(en )
1950-05-08
Improvements in automatic switches for use in telephone or like systems
AU152009B2
(en )
1951-02-01
Improvements in or relating to switching devices for use in automatic telephone systems or similar systems
AU138697B2
(en )
1950-08-10
Improvements In or relating to automatic switches suitable for use in telephone or like systems
AU3491350A
(en )
1950-08-10
Improvements In or relating in automatic switches suitable for use in telephone or like systems
AU153022B2
(en )
1951-03-22
Improvements in or relating to switching devices for use in automatic telephone systems or similar systems
AU132431B2
(en )
1946-03-08
Improvements in or relating to automatic switches for use in telephone or like systems
AU3842550A
(en )
1951-02-01
Improvements in or relating to switching devices for use in automatic telephone systems or similar systems
AU1050047A
(en )
1950-08-10
Improvements In or relating to automatic switches suitable for use in telephone or like systems
AU144346B2
(en )
1948-03-04
Improvements in communication systems
CA446296A
(fr )
1948-01-20
Agencement selectif de systemes telephoniques
AU137524B2
(en )
1947-08-28
Improvements relating to automatic switches ofthe kind used in telephone systems
AU27651A
(en )
1951-03-22
Improvements in or relating to switching devices for use in automatic telephone systems or similar systems
AU137671B2
(en )
1946-12-05
Improvements in switches for use in telephone or like systems