GB233423A
(en )
1925-05-07
Improvements in or relating to rotary pumps or the like
GB233265A
(en )
1925-05-07
Improvements in or relating to rotary pumps or the like
AU521926A
(en )
1927-04-05
Improvements in or relating to fluid compressors
GB233064A
(en )
1925-05-07
Improvements in or relating to rotary pumps or the like
GB227342A
(en )
1925-01-15
Improvements in or relating to rotary pumps
AU542527A
(en )
1927-05-17
Improvements in or relating to fluid compressors
AU371426A
(en )
1926-09-08
Improvements in or relating to compressors
AU414126A
(en )
1927-10-18
Improvements in or relating to refrigerators
AU213426A
(en )
1926-09-28
Improvements in or relating to refrigerators
AU602227A
(en )
1927-02-19
Improvements in or relating to pumps
AU509126A
(en )
1927-11-08
Improvements in or relating to carburetters
AU214126A
(en )
1926-10-12
Improvements in compressors
GB230241A
(en )
1925-03-12
Improvements in or relating to rotary pumps or the like
AU485026A
(en )
1927-04-23
Improvements in or relating to pipes
AU1666428A
(en )
1929-07-09
Improvements in or relating to fluid pumps or compressors
AU618927A
(en )
1927-03-09
Improvements in or relating to windows
GB277757A
(en )
1927-09-26
Improvements in or relating to portfolios
CA260452A
(en )
1926-05-04
Fluid pump
AU807527A
(en )
1927-11-22
Improvements in or relating to thermionic valves
AU754827A
(en )
1928-05-01
Improvetiiihts in fluid pressure engine
AU2617025A
(en )
1926-07-26
Improvements in or relating to portable derails
AU587427A
(en )
1927-05-31
Improvements in or relating to brassieres
AU480526A
(en )
1927-09-20
Improvements in or relating to dustpans
CA274654A
(en )
1927-10-18
Fluid compressor
AU41726A
(en )
1927-02-15
Improvements in or relating to photoprinting