ES152201Y - PERFECTED TELEPHONE AMPLIFIER. - Google Patents
PERFECTED TELEPHONE AMPLIFIER.Info
- Publication number
- ES152201Y ES152201Y ES1969152201U ES152201U ES152201Y ES 152201 Y ES152201 Y ES 152201Y ES 1969152201 U ES1969152201 U ES 1969152201U ES 152201 U ES152201 U ES 152201U ES 152201 Y ES152201 Y ES 152201Y
- Authority
- ES
- Spain
- Prior art keywords
- perfected
- telephone amplifier
- telephone
- amplifier
- perfected telephone
- 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 |
|---|---|---|---|
| ES1969152201U ES152201Y (en) | 1969-09-29 | 1969-09-29 | PERFECTED TELEPHONE AMPLIFIER. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES1969152201U ES152201Y (en) | 1969-09-29 | 1969-09-29 | PERFECTED TELEPHONE AMPLIFIER. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES152201U ES152201U (en) | 1969-12-01 |
| ES152201Y true ES152201Y (en) | 1971-03-16 |
Family
ID=8332752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES1969152201U Expired ES152201Y (en) | 1969-09-29 | 1969-09-29 | PERFECTED TELEPHONE AMPLIFIER. |
Country Status (1)
| Country | Link |
|---|---|
| ES (1) | ES152201Y (en) |
-
1969
- 1969-09-29 ES ES1969152201U patent/ES152201Y/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES152201U (en) | 1969-12-01 |
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