About: http://webisa.webdatacommons.org/64508600

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http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	FIG. 19 is a sectional view showing the main part of the structure of the third application of the electron multiplier in the photomultiplier shown in FIG. 16, and especially the structure of the peripheral portion;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com