FR1459585A
(en )
1966-11-18
Improvements in the manufacture of polyurethanes
BE602653A
(en )
1961-08-16
Improvements in the manufacture of swollen yarns
FR91235E
(en )
1968-05-03
Manufacture of polyurethane solutions
FR1287541A
(en )
1962-03-16
Improvement in the manufacture of silicic glasses
BE592605A
(en )
1961-01-04
Improvements in the manufacture of catalysts
FR1346299A
(en )
1963-12-20
Improvements in the manufacture of molded parts
FR1344227A
(en )
1963-11-29
Further development in the manufacture of caprolactam
BE624703A
(en )
1963-05-13
Further development in the manufacture of caprolactam
FR1426472A
(en )
1966-01-28
Further development in the manufacture of diethylamino-ethyl-cellulose
FR1358183A
(en )
1964-04-10
Manufacture of polyurethane solutions
FR1354837A
(en )
1964-03-13
Improvement in the manufacture of mirrors
FR1302030A
(en )
1962-08-24
Improvements in the manufacture of core wires
FR1310623A
(en )
1962-11-30
Improvement in the making of certain cheeses
FR1298197A
(en )
1962-07-06
Improvements in the manufacture of radiators
FR1344881A
(en )
1963-12-06
Improvements in the manufacture of safety glazing
FR1319349A
(en )
1963-03-01
Improvement in the manufacture of overcapping capsules
FR1255966A
(en )
1961-03-17
Improvements in the manufacture of catalysts
BE610129A
(en )
1962-03-01
Further development in the manufacture of caprolactam
FR1285430A
(en )
1962-02-23
Improvements in the manufacture of springs
FR1399558A
(en )
1965-05-21
Improvements in the manufacture of rebars
FR1358997A
(en )
1964-04-17
Improvements in the manufacture of chlorofluoroalkanes
FR1416305A
(en )
1965-11-05
Improvements in the manufacture of polysulfones
FR1278205A
(en )
1961-12-08
Improvements in the manufacture of s-triazines
FR1256826A
(en )
1961-03-24
Improvements in the manufacture of junction transistors
FR1384949A
(en )
1965-01-08
Improvements in building construction