The greater amount of previous dates that I offer were susceptible to error and are usually primarily estimates of my personal parts

The greater amount of previous dates that I offer were susceptible to error and are usually primarily estimates of my personal parts

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Seasons Means Maker Marking Picture Notes
1942 Ordinary Ballou Patent Pending * steel 12.5mm
1942 Simple Ballou Patent Pending Sterling * sterling silver 12.5mm
1943 Simple Ballou Pat Nos 2308412 2308424 metal 12.5mm
1943 Plain Ballou Pat Nos 2308412 2308424 silver colored 12.5mm
1943 Simple Ballou Sterling Pat Nos 2308412 2308424 silver colored 12.5mm(politeness: Fred G. run, third)
c 1945 4 Cleats Ballou Pat Nos 2308412 2308424 B in Star silvered colored 10mm
c 1947 8 Cleats Ballou Pat Nos 2308412 2308424 B in Star metal 12.5mm
c 1947 8 Cleats Ballou Pat Nos 2308412 2308424 B in Star silver-colored 12.5mm(politeness: Pieter Oosterman)
1948 8 Cleats Ballou Pat Nos 2308412 2308424 steel 12.5mm
1948 8 Cleats Ballou Pat Nos 2308412 2308424 silver-colored 12.5mm
1951 8 Cleats Ballou Pat Nos 2308412 2308424 2551196 metal 12.5mm
Unknown Ordinary Unknown Nothing steel 12.5mm generic post-patent or early prototype?
Unknown 4 Cleats Unknown Nothing metal 12.5mm
Unknown 4 Cleats Unknown Not One metal 12.5mm (complimentary: Pieter Oosterman)
after 1955 8 Cleats Ballou Ballou Reg’d brass 12.5mm
after 1955 8 Cleats Ballou B.A.B. Reg’d metal 12.5mm(Courtesy: Pieter Oosterman)
after 1955 8 cleats Unknown Increased Clutch steel 12.5mm
after 1955 8 cleats Unknown Enhanced Clutch Japan brass 12.5mmImported by Denmark Military Co., NY
after 1955 8 cleats Unknown Hermes brass 12.5mm(Courtesy: Pieter Oosterman)
after 1955 8 cleats Unknown Nothing metal 12.5mm
c sixties 8 Cleats Unknown Built in American metal 12.5mm
c 1960s 8 Cleats G.T. Jandy Jandy Reg brass 12.5mm
c 1960s-1996 8 Cleats Unknown Hermes steel 12.5mm
c 1970s-1996 8 Cleats His Lordship’s Products Lordship N.Y. brass 12.5mm
c 1970s 8 Cleats Ira Green, Inc Ira-Green, Inc brass 12.5mm
c 1970s 8 Cleats Unknown Steel City metal 12.5mm
c 1970s 8 Cleats N. S. Meyer, NY N.S. Meyer metal 12.5mm
c 1970s 8 cleats Unknown Not One steel 12.5mm
c 2000 8 Cleats Ballou Ballou Reg’t 130 years steel 12.5mm

The more mature Ballou clutch schedules are derived from the patent schedules and expirations or comprise provided by Frederick A. Ballou, Jr. himself in his communication with me back 1970.

Tinnerman Clutches

The next, less common clutch sort found on some globe conflict Two age insignia is Tinnerman clutches. These were invented by Albert H. Tinnerman (1879-1961), whoever organization generated all kinds of springtime metal fasteners for commercial programs. A few of the more recent Tinnerman clutches were marked with individual data while having a silver end.

Rex Clutches

Rex Clutch noted Patent Pending Rex

Rex Clutch Side-view

Rex Clutch

A third, even less common clutch type entirely on some globe conflict Two era insignia include Rex clutches. The inventor associated with the Rex clutch ended up being Frank Winters, whom allocated their creation to your Rex Products enterprise of New Rochelle, N.Y. The patent had been sent applications for on December 18, 1942 not awarded until ples in the clutches were designated “Patent Pending Rex.”

“Basketball Means” Clutches

“Golf Ball Sort” Clutches designated Patent Pending

“Basketball Type” Side-view

a fourth, most strange clutch kind entirely on a set of industry War Two era armored forces insignia I am nicknaming “ball type” clutches until I find out more about them. They have been designated “patent pending.” I can not the guy sure the clutches were original into insignia however they are part of moobs that look like unused and all of four on the clutches become of this type. The background and inventor of those clutch are unidentified nevertheless armored causes insignia bring a normal snow flake routine common of Amcraft. Most Amcraft made insignia need other kinds of clutches and this sort does not may actually supply any particular advantage. Its uncertain if these clutches tend to be of Amcraft produce by themselves.

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