BE575466A
(en )
1959-05-29
Cleaning device.
FR1282085A
(en )
1962-01-19
Improvements to spraying devices
BE580368A
(en )
1960-01-04
Improvements to colorimetric devices
FR1148543A
(en )
1957-12-11
Improvements to polishing devices
FR1221268A
(en )
1960-06-01
Improvements to facsimile devices
BE580569A
(en )
1960-01-11
Improvements to printing devices.
BE577259A
(en )
1959-10-01
Improvements to facsimile devices.
BE605930A
(en )
1961-11-03
Improvements to cleaning devices
FR1240441A
(en )
1960-09-02
Improvements to facsimile devices
FR1201711A
(en )
1960-01-05
Improvements to windshield cleaning devices
BE575424A
(en )
1959-08-05
Improvements to screening devices.
BE581515A
(en )
1959-12-01
Improvements to cleaning devices.
FR1191440A
(en )
1959-10-20
Improvements to massage devices
FR1181018A
(en )
1959-06-11
Improvements to pre-laminating devices
FR1230905A
(en )
1960-09-21
Improvements to television sets
BE581513A
(en )
1959-12-01
Improvements to vacuum cleaning devices.
FR1198494A
(en )
1959-12-08
Improvements to massage devices
FR1214556A
(en )
1960-04-11
Improvements to perforating devices
FR1226147A
(en )
1960-07-08
Improvements to position detection devices
FR1298577A
(en )
1962-07-13
Improvements to cleaning devices
BE605929A
(en )
1961-11-03
Improvements to cleaning devices
FR1223811A
(en )
1960-06-20
Improvements to telegraphic printing devices
FR1208622A
(en )
1960-02-24
Improvements made to time devices
BE581516A
(en )
1959-12-01
Improvements to electrical devices.
FR1154927A
(en )
1958-04-18
Improvements to cleaning devices