Patent:CN2047043u
Patent: | CN 2047043u |
Title: | Calendar With Slide Rule For Calculating Physical, Morale, Intelligence Prosperity And Decline Law |
Date: | 01.11.1989 |
Place: | |
Country: | China |
Person: | Qiuqun Chen |
Company: | |
Internal Links: | Rechenschieber |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() |
- DATUM: 01.11.1989
- TITEL: CALENDAR WITH SLIDE RULE FOR CALCULATING PHYSICAL, MORALE, INTELLIGENCE PROSPERITY AND DECLINE LAW
- PERSON: CHEN QIUQUN CN