ZA72290B
(en )
1972-09-27
Improvements in or relating to pipe couplings
KE2678A
(en )
1976-12-10
Improvements in or relating to pipes
IE36575B1
(en )
1976-12-08
Improvements in or relating to pipe joints
IE35190B1
(en )
1975-12-10
Improvements in or relating to pipe couplings
ZA724648B
(en )
1973-04-25
Improvements in or relating to pipes
MY8000072A
(en )
1980-12-31
Improvements in or relating to pipe couplings
ZA712556B
(en )
1972-01-26
Improvements in or relating to pipes
GB1397398A
(en )
1975-06-11
Pipe joint
ZA711258B
(en )
1972-09-27
Improvements in or relating to pipe couplings
ZA711944B
(en )
1972-05-31
Improvements in or relating to pipe joints
ZA712182B
(en )
1972-01-26
Improvements in pipe coupling
ZA722813B
(en )
1973-06-27
Improvements in or relating to pipe couplings
AU471649B2
(en )
1976-04-29
Improvements in or relating to pin-finned pipes
AU456859B2
(en )
1972-08-03
Improvements in or relating to pipe couplings
AU449060B2
(en )
1972-11-02
Improvements in or relating to pipe couplings
ZA723353B
(en )
1973-06-27
Improvements in or relating to pipe couplings
AU2821071A
(en )
1972-11-02
Improvements in or relating to pipe couplings
AU2483871A
(en )
1972-08-03
Improvements in or relating to pipe couplings
ZA705556B
(en )
1972-02-23
Improvements in or relating to pipe joints
ZA723837B
(en )
1973-03-28
Improvements in or relating to hose or tubing
ZA706481B
(en )
1971-05-27
Improvements relating to pipe couplings
IE32168B1
(en )
1973-05-02
Improvements in or relating to pipe couplings
IE32081B1
(en )
1973-04-04
Improvements in or relating to pipe couplings
IE32232B1
(en )
1973-05-30
Improvements in or relating to pipe couplings
ZA705657B
(en )
1971-10-27
Improvements in or relating to couplings