ES20400A1 - A collation procedure for common telephone lines. - Google Patents
A collation procedure for common telephone lines.Info
- Publication number
- ES20400A1 ES20400A1 ES20400A ES20400A ES20400A1 ES 20400 A1 ES20400 A1 ES 20400A1 ES 20400 A ES20400 A ES 20400A ES 20400 A ES20400 A ES 20400A ES 20400 A1 ES20400 A1 ES 20400A1
- Authority
- ES
- Spain
- Prior art keywords
- telephone lines
- common telephone
- collation procedure
- collation
- procedure
- 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 |
---|---|---|---|
ES20400A ES20400A1 (en) | 1897-02-17 | 1897-02-17 | A collation procedure for common telephone lines. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES20400A ES20400A1 (en) | 1897-02-17 | 1897-02-17 | A collation procedure for common telephone lines. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES20400A1 true ES20400A1 (en) | 1897-03-01 |
Family
ID=64174981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES20400A Expired ES20400A1 (en) | 1897-02-17 | 1897-02-17 | A collation procedure for common telephone lines. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES20400A1 (en) |
-
1897
- 1897-02-17 ES ES20400A patent/ES20400A1/en not_active Expired
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