ES59697Y - Calculating ruler, circular for controlled fertility - Google Patents
Calculating ruler, circular for controlled fertilityInfo
- Publication number
- ES59697Y ES59697Y ES0059697U ES59697U ES59697Y ES 59697 Y ES59697 Y ES 59697Y ES 0059697 U ES0059697 U ES 0059697U ES 59697 U ES59697 U ES 59697U ES 59697 Y ES59697 Y ES 59697Y
- Authority
- ES
- Spain
- Prior art keywords
- circular
- calculating ruler
- controlled fertility
- fertility
- controlled
- 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 |
---|---|---|---|
ES0059697U ES59697Y (en) | 1957-04-13 | 1957-04-13 | Calculating ruler, circular for controlled fertility |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES0059697U ES59697Y (en) | 1957-04-13 | 1957-04-13 | Calculating ruler, circular for controlled fertility |
Publications (2)
Publication Number | Publication Date |
---|---|
ES59697U ES59697U (en) | 1957-06-16 |
ES59697Y true ES59697Y (en) | 1958-05-16 |
Family
ID=51122705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0059697U Expired ES59697Y (en) | 1957-04-13 | 1957-04-13 | Calculating ruler, circular for controlled fertility |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES59697Y (en) |
-
1957
- 1957-04-13 ES ES0059697U patent/ES59697Y/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES59697U (en) | 1957-06-16 |
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