Coating implements with material supply – Plural tools including projectable and retractable tool
Patent
1978-11-30
1980-09-09
Burr, Edgar S.
Coating implements with material supply
Plural tools including projectable and retractable tool
401 34, 401 75, 401 99, 401116, B43K 2700, B43K 2402
Patent
active
042214904
ABSTRACT:
A writing instrument includes a cam member and first and second cam follower members arranged to simultaneously project or retract upper and lower members from opposite open ends of a barrel when one barrel section is rotated about a writing instrument longitudinal axis relative to a stationary second barrel section.
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Bratlie Steven A.
Burr Edgar S.
Janowski Leonard J.
The Gillette Company
Wise Richard A.
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