Journal Published Online: 01 November 1988
Volume 33, Issue 6

Examination Techniques for Determining Whether or Not a Key Is an Original or a Duplicate

CODEN: JFSCAS

Abstract

Various examination techniques for determining whether or not a key is an original or a duplicate were discussed. It was found that based on “production processes,” original keys made for cylinder locks of the pin tumbler and wafer variety can be distinguished from store duplicated keys. In addition, an example of a positive comparison between two keys manufactured simultaneously was presented.

Author Information

Springer, E
Toolmarks and Materials Laboratory, Criminal Identification Division, Israel Police Headquarters, Jerusalem, Israel
Bergman, P
Toolmarks and Materials Laboratory, Criminal Identification Division, Israel Police Headquarters, Jerusalem, Israel
Feingold, G
Toolmarks and Materials Laboratory, Criminal Identification Division, Israel Police Headquarters, Jerusalem, Israel
Pages: 5
Price: $25.00
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Stock #: JFS12579J
ISSN: 0022-1198
DOI: 10.1520/JFS12579J