AT3973B - - Google Patents
Info
- Publication number
- AT3973B AT3973B AT3973DA AT3973B AT 3973 B AT3973 B AT 3973B AT 3973D A AT3973D A AT 3973DA AT 3973 B AT3973 B AT 3973B
- Authority
- AT
- Austria
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT3973T | 1900-04-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT3973B true AT3973B (zh) | 1901-04-25 |
Family
ID=3489509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT3973D AT3973B (zh) | 1900-04-03 | 1900-04-03 |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT3973B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2757799A (en) * | 1952-12-31 | 1956-08-07 | Charles F Ritchie | Automatic filtration equipment |
-
1900
- 1900-04-03 AT AT3973D patent/AT3973B/de active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2757799A (en) * | 1952-12-31 | 1956-08-07 | Charles F Ritchie | Automatic filtration equipment |