ES123056A1 - Improvements in filters. - Google Patents
Improvements in filters.Info
- Publication number
- ES123056A1 ES123056A1 ES123056A ES123056A ES123056A1 ES 123056 A1 ES123056 A1 ES 123056A1 ES 123056 A ES123056 A ES 123056A ES 123056 A ES123056 A ES 123056A ES 123056 A1 ES123056 A1 ES 123056A1
- Authority
- ES
- Spain
- Prior art keywords
- filters
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES123056A ES123056A1 (en) | 1931-05-30 | 1931-05-30 | Improvements in filters. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES123056A ES123056A1 (en) | 1931-05-30 | 1931-05-30 | Improvements in filters. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES123056A1 true ES123056A1 (en) | 1931-07-01 |
Family
ID=65581096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES123056A Expired ES123056A1 (en) | 1931-05-30 | 1931-05-30 | Improvements in filters. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES123056A1 (en) |
-
1931
- 1931-05-30 ES ES123056A patent/ES123056A1/en not_active Expired
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