Number | Name | Date | Kind |
---|---|---|---|
1499864 | Gordon | Jul 1924 | |
3118445 | Norman | Jan 1964 | |
3381070 | Subleh et al. | Apr 1968 | |
3544507 | Lloyd | Dec 1970 | |
4061807 | Shaler et al. | Dec 1977 | |
4064876 | Mulchi | Dec 1977 | |
4141703 | Mulchi | Feb 1979 | |
4304230 | Seufert | Dec 1981 | |
4422861 | Dusza | Dec 1983 | |
4548626 | Ackley et al. | Oct 1985 | |
4562837 | Schlobohm | Jan 1986 | |
4630604 | Montesi | Dec 1986 | |
4636232 | McDowell | Jan 1987 | |
4664683 | Degen et al. | May 1987 | |
4665050 | Degen et al. | May 1987 | |
4688567 | Kikuchi et al. | Aug 1987 | |
4767426 | Daly et al. | Aug 1988 | |
4771771 | Walther | Sep 1988 | |
4790306 | Braun et al. | Dec 1988 | |
4832018 | Pantaleon-Stemberg | May 1989 | |
4850346 | Michel et al. | Jul 1989 | |
4856508 | Tayebi | Aug 1989 | |
4865637 | Gruber | Sep 1989 | |
4886058 | Brostrom et al. | Dec 1989 | |
4945907 | Tayebi | Aug 1990 | |
4964900 | Thompson et al. | Oct 1990 | |
4976857 | Solomon | Dec 1990 | |
5022394 | Chmielinski | Jun 1991 | |
5022901 | Meunier | Jun 1991 | |
5033465 | Braun et al. | Jul 1991 | |
5036844 | Pouchot et al. | Aug 1991 | |
5062421 | Burns et al. | Nov 1991 | |
5063926 | Forsgren et al. | Nov 1991 | |
5078132 | Braun et al. | Jan 1992 | |
5148803 | Schlobohm | Sep 1992 | |
5222488 | Forsgren | Jun 1993 | |
5240479 | Bachinski | Aug 1993 | |
5290502 | Jeffrey et al. | Mar 1994 | |
5353789 | Schlobohm | Oct 1994 | |
5390668 | Lehman | Feb 1995 |
Number | Date | Country |
---|---|---|
2 160 049 | Jun 1973 | DE |
0 124 263 A2 | Nov 1984 | EP |
159 698 A2 | Oct 1985 | EP |
159 696 A2 | Oct 1985 | EP |
0 242 703 A2 | Oct 1987 | EP |
384 716 A2 | Aug 1990 | EP |
450369 | Jul 1936 | GB |
823887 | Nov 1959 | GB |
62-106778 | May 1987 | JP |
Entry |
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Sundstrom product literature, Instructions For Using SR-62/80 Facemask and 235-4 Compressed Air Attachment. |