FAULTLESS PEN GUN
FEDERAL LABORATORIES
Makers of tear gas guns .
Pittsburgh Pennsylvania .
Number manufactured : Unknown -- But Limited .
Manufactured from 1925 to 1932.

MODEL

Pen Gun .

BARREL MARKING
or
FRAME MARKING

FAULTLESS
USA
( on pocket clip )
or
FED LAB. INC , PGH. PA.
PAT. DEC.29TH. 1925
( on side near clip on some models )

PAT NO.
1,772,656
( found on end of firing pin on some models )

BARREL LENGTH

1 1/2 inches

CALIBER'S
MANUFACTURED .

32 caliber
( muzzle restricted to 22 caliber )
38 caliber
(muzzle restricted to 25 caliber )
For tear gas cartridges only
May be found in other calibers or gauges

BARREL
CONFIGURATIONS

Round.

TYPE OF WOOD

None

TYPE OF TRIGGER

Ball bearing .

TYPE OF ACTION

Single shot .

TYPES OF METAL FINISH

Nickel over brass frame
or
Full blue

KIND OF SIGHTS

None

NUMBER OF GUNS MANUFACTURED

Unknown but limited .

NUMBER OF
CARTRIDGES

One.

TYPE OF MAGAZINE
AND LENGTH

None .

STANDARD
ORDER FEATURES

Total lenght lenght 5 3/8 inches .
1/2 inch in diameter at largest place .
Cocked by pulling knurled knob at end .
Pocket clip coversball and acts as safety .
Brass construction .
Pocket clip gold plated when new.

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