CH326074A
(en )
1957-12-15
Anchoring device, in particular for boreholes
NL159175B
(en )
PIPE COUPLING.
AT178241B
(en )
1954-04-26
Pipe connection, especially for pressurized water pipes built into tunnels
AT173155B
(en )
1952-11-25
Gate valve for gas pipes etc. like
FR1059043A
(en )
1954-03-22
Underground pipelines
CH273783A
(en )
1951-02-28
Quick coupling for pipes or hoses.
CH292540A
(en )
1953-08-15
Gas turbine plant for traction purposes.
CH281234A
(en )
1952-02-29
Valve bodies for pour-out valves, in particular for water pipes.
AT172527B
(en )
1952-09-25
Rubber hose, in particular for technical purposes
CH278077A
(en )
1951-09-30
Pipe clamps.
CH283675A
(en )
1952-06-30
Formwork for the production of concrete pipes in galleries, tunnels and the like.
AT170330B
(en )
1952-02-11
Hose clamp, in particular for filling devices
AT162367B
(en )
1949-02-25
Calculating machine, in particular for teaching purposes
AT183903B
(en )
1955-11-25
Coupling for pipe structures, in particular shelves
AT181762B
(en )
1955-04-25
Pipe connection
NL162464B
(en )
PIPE DEFORMATION CLAMP.
AT174866B
(en )
1953-05-11
Formwork for the production of concrete pipes in galleries, tunnels, etc. like
AT180041B
(en )
1954-10-25
Pipe cutter, in particular for asbestos-cement pipes
FR1015751A
(en )
1952-10-23
Improvements to pipe fittings
FR1013227A
(en )
1952-07-24
Pipe
ES23058Y
(en )
1953-01-16
Siphon model for pipes
AT170974B
(en )
1952-04-10
Blow pipe equipment, in particular for steam locomotives
AT176459B
(en )
1953-10-26
Valve insert, in particular for bicycle tube valves
AT171959B
(en )
1952-07-25
Fitting for pipe connections
FR1047687A
(en )
1953-12-16
Fluid compressor