CH81996A
(en )
1919-08-16
Method and device for the protection of steam turbines against corrosion
CH79553A
(en )
1918-12-02
Method and device for the protection of steam turbines against corrosion
FR483457A
(en )
1917-07-11
Corrosion protection device for steam turbines
CH90976A
(en )
1921-10-17
Method of de-icing of fire hydrants.
FR484467A
(en )
1917-10-09
Rust protection device for steam or gas turbines
FR493570A
(en )
1919-08-13
Method and device for increasing the range of projectiles
FR485943A
(en )
1918-02-20
Fin fixing device for steam or gas turbines
FR493301A
(en )
1919-08-06
Method and device for protecting ships against torpedoes and floating mines
FR487997A
(en )
1918-08-09
Shooting method and apparatus for the protection of ships
FR434477A
(en )
1912-02-03
Method and device for protection against hail
FR23867E
(en )
1922-01-13
Device for the protection of ships against underwater torpedoes and other similar devices
FR528161A
(en )
1921-11-08
Device for the protection of ships against underwater torpedoes and other similar devices
FR499419A
(en )
1920-02-11
Device for protecting ships against anchored mines
FR494758A
(en )
1919-09-18
Method and device for producing smoke screens for the protection of ships
FR484673A
(en )
1917-10-30
Device for introducing anti-corrosive products into steam or gas turbines
CH74488A
(en )
1917-08-01
Protective device for hearing organs against explosions
FR488231A
(en )
1918-09-14
Apparatus for the protection of ships against torpedoes, mines and similar devices
FR510497A
(en )
1920-12-06
Method and device for the manufacture of metal propellers
FR437895A
(en )
1912-05-02
Method and device for protection against hail
DK22419C
(en )
1917-09-03
Device for fire pipes with detonator protection.
DK25928C
(en )
1920-05-10
Procedure and Apparatus for Indicating the Hardness of Water and the Like.
FR503820A
(en )
1920-06-18
Method and device for checking the hardness of metal parts
FR492694A
(en )
1919-07-16
Device for protecting ships against torpedoes
FR427718A
(en )
1911-08-11
Device for the suppression of flooding through underground pipelines
FR494953A
(en )
1919-09-25
Device for protecting ships against torpedoes