4. B - Operations, Transporting
  5. 26
  6. F

Duane A. Davis

B - Operations – Transporting – 26 – F

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Apparatus and method for perforating roofing sheet material

B - Operations – Transporting – 26 – F
Patent

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Asphalt shingle

E - Fixed Constructions – 04 – D
Patent

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Calcium silicate thermal insulation reinforced with...

C - Chemistry – Metallurgy – 04 – B
Patent

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Textured asphalt shingles

E - Fixed Constructions – 04 – D
Patent

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Profile ID: LFCA-PAI-P-103480

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