4. Geometrical instruments
  5. Straightedge type
  6. Combined with level

James N. Hitchcock

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Multi-function layout square with laser

Geometrical instruments – Straightedge type – Plural straightedges – relatively moveable
Reexamination Certificate

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Multi-function layout square with laser, level and compass

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Design Patent

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Multi-purpose hand tool

Geometrical instruments – Straightedge type – Combined with level
Patent

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Profile ID: LFUS-PAI-P-1762698

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