ZA718143B
(en )
1972-08-30
Improvements in or relating to pipe fittings
AU410079B2
(en )
1971-01-22
Improvements in or relating to pipe joints
ZA72290B
(en )
1972-09-27
Improvements in or relating to pipe couplings
ZA71378B
(en )
1971-10-27
Improvements in or relating to mechanical couplings
ZA718119B
(en )
1972-08-30
Pipe joint
JPS5520981A
(en )
1980-02-14
Pipe joint
ZA722898B
(en )
1973-06-27
Improvements in or relating to pipes
ZA702923B
(en )
1971-01-27
Improvements in or relating to the sealing of pipe joints
ZA713426B
(en )
1972-01-26
Improvements in or relating to a pipe connection
ZA716175B
(en )
1972-05-31
Improvements in or relating to sectional elements for expansion joints
KE2678A
(en )
1976-12-10
Improvements in or relating to pipes
IE36575B1
(en )
1976-12-08
Improvements in or relating to pipe joints
ZA712672B
(en )
1972-01-26
Improvements in or relating to pipe couplings
IE33620B1
(en )
1974-09-04
Improvements in or relating to the connecting of pipes
ZA712556B
(en )
1972-01-26
Improvements in or relating to pipes
ZA724648B
(en )
1973-04-25
Improvements in or relating to pipes
ZA705556B
(en )
1972-02-23
Improvements in or relating to pipe joints
ZA711944B
(en )
1972-05-31
Improvements in or relating to pipe joints
IE32740B1
(en )
1973-11-14
Improvements in or relating to pipe joints
AU456859B2
(en )
1972-08-03
Improvements in or relating to pipe couplings
AU449060B2
(en )
1972-11-02
Improvements in or relating to pipe couplings
ZA705657B
(en )
1971-10-27
Improvements in or relating to couplings
ZA705144B
(en )
1971-04-28
Improvements in or relating to scaffold joints
AU435237B2
(en )
1973-05-03
Improvements in or relating to pipe joints
AU2483871A
(en )
1972-08-03
Improvements in or relating to pipe couplings