Destornillador (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Destornillador" in Spanish language version.

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archive.org

books.google.com

ecured.cu

ehowenespanol.com

espacenet.com

v3.espacenet.com

  • Tomalis, Joseph & American Screw Company, "Screw Socket", US 2474994, published December 30, 1942, issued July 5, 1949.

handle.net

hdl.handle.net

  • Adler, Alexander (18 de mayo de 1998). Testing and Understanding Screwdriver Bit Wear (Tesis de Master's). Virginia Tech. hdl:10919/36701. 

instructables.com

issn.org

portal.issn.org

loc.gov

lccn.loc.gov

mrotools.com

  • «Bits From MRO Tools». mrotools.com. Archivado desde el original el 25 de abril de 2012. «The Frearson recess is designed so that any size bit will fit any size recess.» 

rae.es

lema.rae.es

buscon.rae.es

robertsonscrew.com

scribd.com

tpub.com

uspto.gov

patft.uspto.gov

pdfpiw.uspto.gov

web.archive.org

worldcat.org