CH138351A - Calculator. - Google Patents
Calculator.Info
- Publication number
- CH138351A CH138351A CH138351DA CH138351A CH 138351 A CH138351 A CH 138351A CH 138351D A CH138351D A CH 138351DA CH 138351 A CH138351 A CH 138351A
- Authority
- CH
- Switzerland
- Prior art keywords
- calculator
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US138351XA | 1928-02-06 | 1928-02-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH138351A true CH138351A (en) | 1930-02-28 |
Family
ID=21762014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH138351D CH138351A (en) | 1928-02-06 | 1929-02-06 | Calculator. |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH138351A (en) |
-
1929
- 1929-02-06 CH CH138351D patent/CH138351A/en unknown
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