AU1473320A
(en )
1920-12-07
Improvements in and relating to piano-players
AU1473420A
(en )
1920-12-21
Improvements in and relating to piano-players
AU1733020A
(en )
1920-12-21
Improvements in and relating to piano-players
AU1733020B
(en )
1920-12-21
Improvements in and relating to piano-players
AU1753020A
(en )
1921-09-06
Improvements in and relating to bogie-autormobiles
AU1803320A
(en )
1920-12-21
Improvements in and relating to piano players
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(en )
1921-09-13
Improvements in or relating to aero-motors
AU1695220A
(en )
1921-02-01
Improvements in flytraps
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(en )
1920-12-07
Improvements in and relating to piano-players
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(en )
1920-10-26
Improvements in and relating to flushing arrangements
AU1476020A
(en )
1920-06-01
Improvements in and relating to translating sound variations
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(en )
1920-09-09
Improvements in or relating to are-rupturing devices
AU1469020A
(en )
1920-11-23
Improvements in and relating to carburetors
AU1530820A
(en )
1920-11-23
Improvements in and relating to carburetors
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(en )
1921-02-17
Improvements in or relating to engines
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(en )
1921-04-12
Improvements in and relating to portable stockfeeders
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(en )
1920-07-12
Improvements in or relating to windlasses
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(en )
1920-07-13
Improvements in and relating to crutches
AU1613120A
(en )
1920-07-17
Improvements in or relating to bedsteads
AU1728920A
(en )
1921-07-26
Improvements in and relating to motorcycles
AU1313019A
(en )
1920-02-19
Improvements in or relating to carburettors
AU1892320A
(en )
1921-05-24
Improvements in and relating to lawnmowers
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(en )
1920-05-17
Improvements in or relating to advertising devices
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(en )
1920-08-23
Improvements in and relating to carburetting devices
AU1544120A
(en )
1921-03-01
Improvements in or relating to acetylenegas generators