41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
8666679
820605
2
Create a timeline
Public Timelines
For companies For educational institutions For teachers For students Dashboard
For educational institutions For teachers For students Dashboard
FAQ
Create a timeline
Public timelines
FAQ
About & FeedbackTermsPrivacyFAQ
Support 24/7  
DashboardGet premium
Donate

apr 19, 1964 - 1964年4月19日上海科化医用仪表厂试制成功6种不同型号的X光电子管，填补中国大型X光电子管空白。

Description:

1964年4月19日上海科化医用仪表厂试制成功6种不同型号的X光电子管，填补中国大型X光电子管空白。

Added to timeline:

工业大事年表

ByLoo Qoo
2 Sep 2023
1
0
731

Date:

apr 19, 1964
Now
~ 62 years ago
About & FeedbackTermsPrivacyFAQ
Support 24/7  
DashboardGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL