33
/de/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
492022
41420
2
Create a timeline
Public Timelines
For educational institutions For teachers For students Cabinet
For educational institutions For teachers For students Open cabinet
FAQ
Create a timeline
Public timelines
FAQ
About & FeedbackVereinbarungPrivatheitFAQ
Support 24/7  
CabinetGet premium
Donate

1 Jan 1950 Jahr - Pacemaker

Beschreibung:

Heart pacemaker was invented in a National Research Council laboratory in Ottawa by Winnipeg native John Hops to keep weak of heart alive and kicking.

Zugefügt zum Band der Zeit:

Relevant History

ByCindy Kilpatrick
7 Feb 2020
1
0
1805

Datum:

1 Jan 1950 Jahr
Jetzt
~ 75 years ago
About & FeedbackVereinbarungPrivatheitFAQ
Support 24/7  
CabinetGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL