FR646131A
(fr )
1928-11-07
Raccords de tuyaux perfectionnés
FR685652A
(fr )
1930-07-16
Raccord de tuyauterie
FR657493A
(fr )
1929-05-23
Pipe antinicotine
GR2001B
(el )
1928-10-01
Αρμος δια σωληνας.
FR626122A
(fr )
1927-08-30
Joint de tuyauterie
CH138386A
(de )
1930-02-28
Kugelgelenk-Rohrverbindung.
FR663887A
(fr )
1929-08-27
Pipe perfectionnée
FR32816E
(fr )
1928-02-29
Joint de tuyaux
FR644420A
(fr )
1928-10-08
Pipe perfectionnée
FR666461A
(fr )
1929-10-02
Jonction de tuyau renforcée
FR664914A
(fr )
1929-09-12
Pipe courte
AT121462B
(de )
1931-02-25
Rohrkupplung.
FR645144A
(fr )
1928-10-19
Raccord de tuyaux
AT131906B
(de )
1933-02-25
Rohrabzweigung.
FR661192A
(fr )
1929-07-22
Pipe perfectionnée
FR36097E
(fr )
1930-04-19
Pipe perfectionnée
FR661819A
(fr )
1929-07-30
Pipe perfectionnée
DK42996C
(da )
1930-09-22
Rørforbindelse.
DK39358C
(da )
1928-10-15
Pibe.
DK41186C
(da )
1929-12-02
Tobakspibe.
AT121368B
(de )
1931-02-25
Schienenstoßverbindung.
FR647418A
(fr )
1928-11-23
Pipe
DK45187C
(da )
1932-02-01
Rørkobling.
DK42113C
(da )
1930-04-22
Rørkobling.
DK43485C
(da )
1930-12-15
Rørkobling.