US1818906A
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Hacker for turpentine trees
|
US1534856A
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|
Apparatus for severing stumps
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US1534857A
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Planetary cutter head
|
US1534858A
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|
Slitting cutter head
|
US1466538A
|
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Shortened conical cutter head
|
US1504963A
|
|
Stump cutter
|
US906453A
|
|
Turpentine-cup.
|
US885697A
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Turpentine-cup.
|
US942212A
|
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Apparatus for turpentine-gathering.
|
US869381A
|
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Turpentine-gatherer's ax.
|
US906059A
|
|
Turpentine-gathering apparatus.
|
US897126A
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|
Turpentine-cup.
|
US941724A
|
|
Turpentine-cup.
|
US906058A
|
|
Turpentine-cup.
|
US956403A
|
|
Turpentine-cup.
|
US825237A
|
|
Sap-receiving receptacle and support therefor.
|
CA203267A
|
|
Cutter head
|
CA201499A
|
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Stump disintegrating and conserving machine
|