Archived posting to the Leica Users Group, 1999/01/12

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Subject: Re: [Leica] Re: Non-Leica M-mount cameras
From: Marc James Small <msmall@roanoke.infi.net>
Date: Tue, 12 Jan 1999 13:10:44 -0500

The patent on the Leica M mount expired in '73.  The patent on the R mount
expired around 1983.  The patent on the Leica thread-mount expired during
the War, in '41 or '42.

Marc

msmall@roanoke.infi.net  FAX:  +540/343-7315
Cha robh bas fir gun ghras fir!