Inventor

Henry F Phillips

Patents indexed

Year range

1936

Associated with

Years active

1936

Total patents

Most recent

1936

Domains

mechanicalautomotiveconsumer_electronics

Activity by decade

1930s

Patents

Career timeline

1 patents, in 1936

Dot size = forward citations

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The Invention of the Phillips Head Screw

A 1936 patent for a cross-shaped screw head designed to keep a screwdriver centered and prevent it from slipping during high-speed assembly.

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