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Patent classifications
A
HUMAN NECESSITIES
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A44
HABERDASHERY; JEWELLERY
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A44B
BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
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19/00
Slide fasteners
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A44B19/24
Details
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A44B19/26
Sliders
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A44B19/30
with means for locking in position
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