AMPOULE BREAKER
United States Patent 3450319
US Patent References:
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- - 2147394

Ampoule opener
- - 2359644

Ampule cutter
- - 2425093

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- - 2488956

Ampoule neck cutter
- - 2503517


Inventors:
Ray, Richard W.
Campbell Jr., Stephen P.
Publication Date:
06/17/1969
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Assignee:
MILLIPORE CORP
Primary Class:
225/104
Other Classes:
241/99
International Classes:
B67B7/92; B67B7/00; B02C19/12; B26F3/00
US Patent References:
2507097Ampoule opener
2507187Scoring tool
2515020Ampoule opener




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