CY156A
(en )
1957-02-18
Improvements relating to 3-substituted 4-hydroxycoumarins and their application
GB702932A
(en )
1954-01-27
Improvements in or relating to securing rings
MY5700007A
(en )
1957-12-31
Improvements in or relating to lubricating compositions
GB702060A
(en )
1954-01-06
Improvements in or relating to hinges
GB706332A
(en )
1954-03-31
Improvements in or relating to wood screws
CY180A
(en )
1959-05-18
Improvements in or relating to dichloracetamides
GB679529A
(en )
1952-09-17
Improvements in or relating to lathes
IE19657L
(en )
1951-05-21
Improvements in or relating to horseshoes
GB671890A
(en )
1952-05-14
Improvements in or relating to screw-threaded elements
GB667932A
(en )
1952-03-12
Improvements in or relating to safe box
MY5900014A
(en )
1959-12-31
Improvements in or relating to dichloracetamides
GB678627A
(en )
1952-09-03
Improvements in or relating to fastening devices
AU148367B2
(en )
1950-10-05
Improvements in or relating to animal traps
AU147917B2
(en )
1950-07-06
Improvements in or relating to handtrucks
AU150941B2
(en )
1951-01-11
Improvements in or relating to pulverisors
AU149157B2
(en )
1951-01-25
Improvements in or relating to polishing-sheets
AU143199B2
(en )
1950-06-22
Improvements in or relating to blowtorches
AU151599B2
(en )
1950-11-30
Improvements in or relating to doorlocks
AU3599750A
(en )
1950-10-05
Improvements in or relating to animal traps
AU152770B2
(en )
1950-11-09
Improvements in or relating to carroting brush
GB678966A
(en )
1952-09-10
Improvements in or relating to metal troughing
AU3766550A
(en )
1951-01-11
Improvements in or relating to pulverisors
AU3829650A
(en )
1951-01-25
Improvements in or relating to polishing-sheets
AU3718550A
(en )
1950-11-30
Improvements in or relating to doorlocks
AU3415550A
(en )
1950-07-06
Improvements in or relating to handtrucks