The size and margin requirements for patent drawings are specified in 37 CFR 1.84(f) and (g). Key requirements include: Sheet size: 21.0 cm x 29.7 cm (DIN size A4) or 21.6 cm x 27.9 cm (8 1/2 x 11 inches) Top margin: at least 2.5 cm (1 inch) Left side margin: at least 2.5 cm…

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