Dunhill: dating guide

Estampillage des pipes sablées
(Shell, Tanshell, ...)

Sandblasted pipes markings
(Shell, Tanshell, ...)

U.S.PATENTS
1341418/20&1343253/20

U.S.PATENTS
1341418/20&18611910/32

PAT.N° 209845/21

First SHELL BRIAR

PAT.N° 1341418/20

PAT.N° 119708/17&116989/17

PROV.PAT.15114/34

PAT.N° 1130806/15&1341418/20

First TANSHELL

Apparition of the white spot

DUNHILL'S "SHELL" MADE IN ENGLAND
PAT NO. XXXX ¹ ... ⁹ ⁰ ¹¹ ... ¹⁴

PAT N°
119708/17

119708/17.BREV
N°491232/18

PATENT MARCH.9.15
& 1341418/20

MADE IN ENGLAND ¹⁵ ¹⁶ ... ¹⁹ ⁰ ¹
PAT NO. XXXX

PAT N° 417574

MADE IN ENGLAND ² ³ ... ⁹ ⁰
PAT NO. XXXX

DUNHILL SHELL

PAT N° 417574/34

MADE IN ENGLAND ¹ ² ³ ⁴
PAT NO. XXXX

DUNHILL
SHELL BRIAR

PAT N°5861/12 119708/17
PAT N° 119708/17 5861/12

DUNHILL
SHELL BRIAR

MADE IN
ENGLAND ⁵ ⁶ ..... ⁹ ⁰
Not allways underlined

DUNHILL
TANSHELL

MADE IN
ENGLAND ^{1 2} .. ⁴ 5 ... 9 0

MADE IN
ENGLAND 11 12 13 14

MADE IN
ENGLAND 15 16 17

MADE IN
ENGLAND 18 19 ... 38 39
Not allways underlined

5 digits shape number

First RED BARK

RED BARK stopped

First CUMBERLAND

First COUNTY

MADE IN
ENGLAND 00 01 02 03 ...

DUNHILL
(In oval)