I think primarily because of cost. There are some high end uprights that do have agraffes, but to keep the cost down on upright pianos they didn't. Wim -----Original Message----- From: Duaine Hechler <dahechler at att.net> To: pianotech <pianotech at ptg.org> Sent: Thu, Feb 7, 2013 9:05 pm Subject: [pianotech] question about agraffes and uprights Simple question - why didn't agraffes become standard on uprights ? -- Duaine Hechler Piano, Player Piano, Pump Organ - Tuning, Servicing & Rebuilding (314) 838-5587 / dahechler at att.net / www.hechlerpianoandorgan.com Home & Business user of Linux - 13 years -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://www.moypiano.com/ptg/pianotech.php/attachments/20130208/90ea0aee/attachment.htm>
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