AT67999B
(en )
1915-02-25
Process for the manufacture of means for electric welding.
AT36437B
(en )
1909-02-25
Pliers for the production of pipe joint seals.
FR371456A
(en )
1907-03-08
Pipe connection
CH32717A
(en )
1905-08-31
Device for the production of welded tubes
CH40083A
(en )
1908-06-01
Insert for the production of tight pipe connections
CH40954A
(en )
1908-09-01
Insert for the production of tight pipe connections
FR369380A
(en )
1907-01-10
Safety pipe
AT41053B
(en )
1910-02-25
Stamping machine for the production of cement pipes.
CH45822A
(en )
1909-12-16
Pipe holder
CH33879A
(en )
1906-01-31
Device for connecting pipes
CH44558A
(en )
1909-09-01
Pipe flange pliers
FR391811A
(en )
1908-11-10
Pipe connection
CH44992A
(en )
1909-10-16
Device for the production of animal feed
DK10393C
(en )
1908-01-06
Procedure for the production of water gas.
DK10969C
(en )
1908-06-22
Procedure for the Production of Animal Serum.
CA101194A
(en )
1906-09-25
Pipe
CH44584A
(en )
1909-09-01
Process for the production of insulating pipes
FR397692A
(en )
1909-05-14
Refrigerant-purifier for pipes, cigar-holders, cigarette-holders
CH43509A
(en )
1909-05-17
Pipe cutter
CH30294A
(en )
1904-11-30
Device for the production of cement pipes u. like
FR369781A
(en )
1907-01-19
Pipe cutter
CA98487A
(en )
1906-04-10
Thaw-out for water pipes
DK10753C
(en )
1908-04-21
Pipeline.
AT43577B
(en )
1910-08-10
Process for the preparation of β-naphtindoxyl.
AT57871B
(en )
1913-02-25
Process for the preparation of chlorotribomoindigo.