Skip to main content
Drawing of

Adamas Sound Board 1977 Soundboard Patent

Des. 253,352 1979 Charles H. Kaman US Ornamental Design 2 drawings

This design patent protects the ornamental appearance of a guitar soundboard featuring a distinctive circular/bubble pattern decoration on the upper bout areas. The design shows multiple circles of varying sizes arranged in an organic pattern on both sides of the guitar's face, creating a decorative visual element while maintaining the traditional guitar body shape.