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3737178
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Information
Patent Grant
3737178
References
Source
Patent Number
3,737,178
Date Filed
Not available
Date Issued
Tuesday, June 5, 1973
51 years ago
CPC
B42D9/00 - Bookmarkers Spot indicators Devices for holding books open Leaf turners
Y10T24/203 - including means to open or close fastener
Y10T24/3435 - Coil
US Classifications
281 - Books, strips, and leaves
024 - Buckles, buttons, clasps, etc.
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