CA929111A
(en )
1973-06-26
Filter
CA824484A
(en )
1969-10-07
Filter
CA947207A
(en )
1974-05-14
Filter
CA950362A
(en )
1974-07-02
Filter
AU406755B2
(en )
1968-04-26
Metallized polarets, methods for their production and filters containing the same
AU1265866A
(en )
1968-04-26
Metallized polarets, methods for their production and filters containing the same
CA936106A
(en )
1973-10-30
Filter
AU406128B2
(en )
1968-04-26
Polaret structures, methods for their production and filters containing the same
CA838889A
(en )
1970-04-07
Metallized polarets, methods for their production and filters containing the same
AU1266066A
(en )
1968-04-26
Polaret structures, methods for their production and filters containing the same
AU1266466A
(en )
1968-04-26
Metallized electrets, methods for their production and filters containing thesame
CA736302A
(en )
1966-06-14
Filtration process
CA838888A
(en )
1970-04-07
Metallized electrets, methods for their production and filters containing the same
CA743397A
(en )
1966-09-27
Filters
CA732002A
(en )
1966-04-12
Filters
CA730956A
(en )
1966-03-29
Filters
CA745994A
(en )
1966-11-08
16-acetyl-3,20-diketosteroids and process for their manufacture
CA733518A
(en )
1966-05-03
2,3-dimercapto-quinoxalines and methods for their production
AU419386B2
(en )
1968-11-28
Filter
CA732915A
(en )
1966-04-26
Filter
CA739268A
(en )
1966-07-26
Filter
CA741615A
(en )
1966-08-30
Filter
CA745872A
(en )
1966-11-08
Filter
CA728992A
(en )
1966-03-01
Filter
CA810802A
(en )
1969-04-15
Filter arrangement