AU866818A
(en )
1920-05-04
Improvements in and relating, to arsenical compounds
AU866718A
(en )
1920-02-24
Improvements in and relating to arsenical compounds
GB128033A
(en )
1919-06-19
Improvements in or relating to Buckles.
GB129095A
(en )
1919-07-02
Improvements in and relating to Callipers.
AU745018A
(en )
1919-05-20
Improvements in and relating to privies
AU866718B
(en )
1920-02-24
Improvements in and relating to arsenical compounds
AU764318A
(en )
1919-04-08
Improvements in respirators
AU1709620A
(en )
1920-10-22
Improvements in or relating to leggings
AU1360419A
(en )
1920-12-10
Improvements in or relating to coathangers andthe like
AU686118A
(en )
1919-03-11
Improvements in and relating, to insulators
AU1803720A
(en )
1920-10-22
Improvements in or relating to bedsteads
GB120847A
(en )
1918-11-28
Improvements in and relating to Frying-pans.
AU666118A
(en )
1918-11-06
Improvements in oilcans
AU663918A
(en )
1918-12-03
Improvements in course-indicators
AU900718A
(en )
1919-08-05
Improvements in carburetters
AU966918A
(en )
1920-03-23
Improvements in carbutetters
AU782818A
(en )
1919-02-18
Improvements in boat-davits
AU620018A
(en )
1918-08-20
Improvements in earburetters
AU1150119A
(en )
1919-07-09
Improvements in or relating to bearings
AU873618A
(en )
1919-07-08
Improvements in swingle trees
AU851918A
(en )
1919-09-09
Improvements in harvesters
AU685718A
(en )
1918-10-22
Improvements in and relating to incubators
AU693918A
(en )
1919-02-25
Improvements relating :to kinematography
AU752218A
(en )
1919-09-09
Improvements in and relating to fireplaces
AU804918A
(en )
1920-11-03
Improvements in carburettors