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  Alvin Tech-Matic T-4

Tech-Matic T-4

Alvin Co., Windsor, Connecticut, USA

lead diameter
mechanism
composition
variations
production date
origin
2 mm
pushbutton incremental advance clutch
plastic barrel with metal fittings
none known, probably barrel color
1990s
Italy
   
special features lead pointer in removable button
see also Alvin Techmatic De-Lux
C-Thru 3502
 
© 2001 to 2008 Dennis B. Smith
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