CH429183A
(en )
1967-01-31
Polymer manufacturing process
CH412218A
(en )
1966-04-30
Glass fiber manufacturing process
FR1203877A
(en )
1960-01-21
Multiple glass manufacturing process
BE607154A
(en )
1962-02-12
Manufacturing process for prestressed glass
CH400182A
(en )
1965-10-15
Phenol manufacturing process
FR1244958A
(en )
1960-11-04
Safety glass manufacturing process
BE609251A
(en )
1962-04-17
Glass manufacturing
FR77467E
(en )
1962-03-09
Reinforced glass manufacturing process
FR1255502A
(en )
1961-03-10
Reinforced glass manufacturing process
BE599392A
(en )
1961-07-24
Reinforced glass manufacturing process
FR1383013A
(en )
1964-12-24
Manufacturing process for devitrified glass
FR1359991A
(en )
1964-04-30
Glass manufacturing process
FR1454699A
(en )
1966-02-11
Glass manufacturing process
FR1256764A
(en )
1961-03-24
Improvements to the glass manufacturing process
FR1323059A
(en )
1963-04-05
Colored glass manufacturing process
FR1281304A
(en )
1962-01-12
Glass foam manufacturing process
FR85131E
(en )
1965-06-18
Glass manufacturing process
FR1364538A
(en )
1964-06-19
Flat glass manufacturing process
FR1256766A
(en )
1961-03-24
Glass manufacturing process
FR1141558A
(en )
1957-09-04
Safety glass manufacturing process
FR1299849A
(en )
1962-07-27
Manufacturing process for prestressed glass
FR78097E
(en )
1962-06-01
Improvements to the glass manufacturing process
CH391976A
(en )
1965-05-15
Safety glass manufacturing process
FR1249806A
(en )
1961-01-06
Laminated glass manufacturing process
BE595131A
(en )
1961-03-16
Safety glass manufacturing process.