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
GB702060A
(en )
1954-01-06
Improvements in or relating to hinges
IE19323L
(en )
1950-08-24
Improvements in or relating to ploughs and the like
CY180A
(en )
1959-05-18
Improvements in or relating to dichloracetamides
GB674706A
(en )
1952-06-25
Improvements in or relating to hasps and the like
GB679529A
(en )
1952-09-17
Improvements in or relating to lathes
GB671890A
(en )
1952-05-14
Improvements in or relating to screw-threaded elements
GB667956A
(en )
1952-03-12
Improvements in or relating to locking mechanisms
GB678627A
(en )
1952-09-03
Improvements in or relating to fastening devices
IE19209L
(en )
1950-11-27
Improvements in and relating to men's undergarments such as¹drawers and the like
MY5900014A
(en )
1959-12-31
Improvements in or relating to dichloracetamides
GB677582A
(en )
1952-08-20
Improvements in and relating to locks
AU147917B2
(en )
1950-07-06
Improvements in or relating to handtrucks
AU151599B2
(en )
1950-11-30
Improvements in or relating to doorlocks
AU150941B2
(en )
1951-01-11
Improvements in or relating to pulverisors
AU143199B2
(en )
1950-06-22
Improvements in or relating to blowtorches
AU149157B2
(en )
1951-01-25
Improvements in or relating to polishing-sheets
IE19657L
(en )
1951-05-21
Improvements in or relating to horseshoes
AU3829650A
(en )
1951-01-25
Improvements in or relating to polishing-sheets
AU3766550A
(en )
1951-01-11
Improvements in or relating to pulverisors
AU3718550A
(en )
1950-11-30
Improvements in or relating to doorlocks
AU3415550A
(en )
1950-07-06
Improvements in or relating to handtrucks
AU2891649A
(en )
1950-06-22
Improvements in or relating to blowtorches
AU151690B2
(en )
1950-10-05
Improvements in or relating to generators