AU160922B2
(en )
1954-03-11
Improvements in equipment for irrigation systems
AU1736353A
(en )
1954-03-11
Improvements in equipment for irrigation systems
CA498208A
(en )
1953-12-08
Conduit fitting
AU164085B2
(en )
1954-03-11
Improvements in irrigation equipment
AU166566B2
(en )
1954-07-18
Improvements in irrigation equipment
CA493979A
(en )
1953-06-30
Anti-burglar system
AU1736453A
(en )
1954-03-11
Improvements in irrigation equipment
AU2116153A
(en )
1954-07-18
Improvements in irrigation equipment
AU163239B2
(en )
1953-04-16
Improvements in telecommunication systems
CA492709A
(en )
1953-05-05
Object locating systems
CA492711A
(en )
1953-05-05
Object locating systems
CA490972A
(en )
1953-03-03
Frequency-detector system
CA496484A
(en )
1953-09-29
Pulse-discriminating system
CA492723A
(en )
1953-05-05
Water systems applicable for irrigation and various other purposes
AU1581853A
(en )
1953-04-16
Improvements in telecommunication systems
CA497327A
(en )
1953-11-03
Telecommunication systems
CA493419A
(en )
1953-06-02
Object location system
AU165054B2
(en )
1953-06-16
Improvements in telephone systems
CA493889A
(en )
1953-06-23
Telephone systems
CA498036A
(en )
1953-12-01
Telephone systems
CA493123A
(en )
1953-05-26
Telephone systems
CA493483A
(en )
1953-06-09
Telephone systems
CA493485A
(en )
1953-06-09
Telephone systems
CA493486A
(en )
1953-06-09
Telephone systems
CA497078A
(en )
1953-10-20
Telephone systems