Product Overview and Design
The document presents door handle models LO25, LO26, LB25, and LB26, designed by Mauro Ronchi. These models are made from hot stamped brass, indicating a manufacturing process involving brass stamping under heat for durability and finish quality.

Finishes and Coatings
Multiple finish options are available for these handles, each with specific characteristics:

• OC (Chrome): Standard chrome plating providing a shiny, corrosion-resistant surface.
• PVD (Gold): Physical Vapor Deposition finish offering a gold appearance with enhanced durability.
• PVX (Steel): Steel finish, likely stainless steel or similar for robustness.
• PCS (Power Cromosat): A specialized chrome finish branded as Power satchrome, suggesting enhanced surface properties.
• CCS (Chrome-Power Cromosat): Combination finish merging chrome and Power satchrome for superior aesthetics and protection.
• OLS (Polished-Satin): A finish combining polished and satin textures for a refined look.

Model Identification and Markings
Each handle model is marked with specific codes (e.g., LO25, LO26, LB25, LB26) and finish codes (OC, CCS, etc.) to identify the design and finish type. The document includes references to logos and website (www.dndmaniglie.it) for brand identification.

Technical Details and Dimensions
The document includes numeric values such as 20, 24, 5, 48, which likely correspond to dimensions or technical parameters of the handles, though exact definitions are not explicitly provided.

Additional Notes
The models are registered designs (modello depositato), ensuring intellectual property protection. The document date references (28-09-2011) suggest the version or printing date.

This summary captures the essential product specifications, finishes, and design details for the DND door handle models LO25, LO26, LB25, and LB26.