AU129626B2
(en )
1946-11-28
Improvements in observers for use with rengefinders height finders and other optical observation instruments
AU603246A
(en )
1946-11-28
Improvements in observers for use with rengefinders height finders and other optical observation instruments
GB644982A
(en )
1950-10-25
Improvements in range-finding surveying instruments
CA443038A
(en )
1947-07-22
Rangefinder or like optical measuring instruments
AU135635B2
(en )
1947-01-16
Improvements in or connected with parallax measuring instruments such as rangefinders
AU124705B2
(en )
Improvements in or connected with face-pieces for telescope observation instruments
AU133298B2
(en )
1946-11-28
Improvements in or connected with parallax measuring instruments
FR1231001A
(en )
1960-09-26
Improvements in observation instruments
AU139055B2
(en )
1946-11-14
Improvements in or relating to surveying instruments
AU134121B2
(en )
1946-12-05
Improvements in indicating or recording instruments
AU136453B2
(en )
1947-10-30
Improvements in or relating to gyroscopic instruments
AU130671B2
(en )
Improvements in or relating to navigational indicating instruments andthe like
AU806646A
(en )
1947-01-16
Improvements in or connected with parallax measuring instruments such as rangefinders
AU133286B2
(en )
1946-11-28
Improvements in parallax measuring instruments such as rangefinders
AU610646A
(en )
1946-11-28
Improvements in or connected with parallax measuring instruments
AU133287B2
(en )
1946-11-28
Improvements in or connected with adjuster apparatus ior use with parallax measuring instruments such as rangefinders and height-finders
AU124661B2
(en )
1947-07-03
Improvements in or relating to gyro instruments
AU121580B2
(en )
1946-06-27
Improvements in and relating to levels or like surveying instruments
CA465102A
(en )
1950-05-16
Observer's seat for use with range-finders, height-finders and other optical observation instruments
AU751346A
(en )
1946-11-14
Improvements in or relating to surveying instruments
AU119777B2
(en )
Improvements in or connected with optical observation instruments particularly rangefinders, heighfinders and like measuring instruments
AU797246A
(en )
1946-12-05
Improvements in indicating or recording instruments
CA466797A
(en )
1950-07-25
Rangefinders, heightfinders and like optical observation instruments
AU133810B2
(en )
1946-08-09
Improvements in or relating toa plumb bob
AU1545647A
(en )
1947-10-30
Improvements in or relating to gyroscopic instruments