The first Gillette razor Mfg 1903-06. Only 51 razors w/out SN# and marked "PAT. APL'D FOR" sold in 03. First 100 sold in (rare) lithographed tin box & then in a wood leather cover box w/front metal latch. SN# began in 04. Razors before Nov 04 marked "PAT. APL'D FOR" after Nov 04 "PAT. NOV.