On 12/29/2010 11:45 AM, paul bruesch wrote: > Saved it... thank you, Ron! > > That certainly bears very close resemblance to the one I saw yesterday. > But the patent filing date is 1921. The Kohler & Campbell serial number > corresponds to a 1905 mfg. date. The number was on front of the > keyframe, so I'm not certain it's the piano's serial number, but it's > the only number I could find anywhere. The patent isn't for the action, it's for the pianissimo device for the already existing action. I posted the patent because it supplied a drawing of a Brambach action to head off the next 43 rounds of speculation and guessing, like the last time this came up. I don't know when the action was first used. > Forgot to mention earlier that it has one of them there well-functioning > middle pedals, yup, it raises all them bass dampers at the same time! Cool! Just like a real piano... Ron N
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