Cannabis Indica

Original file(8,000 × 6,000 pixels, file size: 11.89 MB, MIME type: image/jpeg)

Summary

Description Claude S. Beck's defibrillator prototype from 1947. Collection of the National Museum of American History.
Date 17 September 2023 (according to Exif data)
Source Own work
Author Brigade Piron

Licensing

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w:en:Creative Commons
attribution
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Captions

1947 defibrillator

Items portrayed in this file

depicts

National Museum of American History

creator

some value

object has role: photographer
author name string: Brigade Piron
Wikimedia username: Brigade Piron

copyright status

copyrighted

copyright license

Creative Commons Attribution 3.0 Unported

inception

17 September 2023

exposure time

0.049994 second

f-number

1.8

focal length

4.694 millimetre

ISO speed

2,696

media type

image/jpeg

instance of

photograph

source of file

original creation by uploader

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current08:08, 23 November 2023Thumbnail for version as of 08:08, 23 November 20238,000 × 6,000 (11.89 MB)Brigade PironUploaded using Commons Mobile App
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