FIG. 1 is a perspective view of a four blade propeller hub showing my new design, the broken lines are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a front elevational view thereof; and,

FIG. 8 is a cross sectional view taken along line 8--8 of FIG. 6.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims

1 · 1 independent · depth 1

1 granted claims

›1.independentThe ornamental design for a four blade propeller hub, as shown and described.

Classifications

2 codes

USPC · US Patent Classification

D12/214D12/317

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0.9 y

336 days filing → grant

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Examiner

Kay H. Chin

art unit 291 · TC 2900

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