HEATKEYS

ERSA always offers the right solution! No matter if you are looking for a stencil printer/screen printer, reflow soldering system, wave soldering system, selective soldering system, SMT/BGA rework system, inspection system, soldering station, solderi...

YouTube is a place to discover, watch, upload and share videos.

Surface mount technology, pcb, ems electronics assembly of printed circuit boards site covering electronics manufacturing assembly process from concept to design - free resource for users and companies.

www.acm.org - The premier society in computing brings you the Computer Portal.

Sciweavers is a bookmarking network for researchers to share and explore research paper preprints grouped by conference name and year or subject area.

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Sciweavers is an academic network for scientists and researches that offers free online services that improves their productivity and visibility.

Scientific Literature Digital Library incorporating autonomous citation indexing, awareness and tracking, citation context, related document retrieval, similar document identification, citation graph analysis, and query-sensitive document summaries. ...

Official site of the City of Philadelphia, includes information on municipal services, permits, licenses, records for citizens and businesses