Description
US Patent 4,327,584, decompression gauge
Inventor: Carlo Alinari (Turin)
Comb-bound copy of drawings and description of a US patent for a decompression gauge, registered 4 May 1982.
16 pages including 6 pages of B&W drawings.
B&W illustrations
212 mm x 297 mm (8.3 in x 11.75 in)