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US2791262A
|
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Sized mica paper and process of preparing the same
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US2355632A
|
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Coated insulating tape
|
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US2420172A
|
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Electrical insulating material containing mica
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US1720666A
|
|
Mica-flake-sorting machine
|
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US1870835A
|
|
Process of mica splitting and machine therefor
|
|
US1906541A
|
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Continuous mica board making machine
|
|
US1645415A
|
|
Mica-plate composition
|
|
US1499924A
|
|
Machine for cutting tubular stock into continuous strips
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|
US1026986A
|
|
Apparatus for distributing and leveling pieces or scales of mica or other material.
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|
CA92455A
|
|
Electrical insulator
|
|
CA91800A
|
|
Method of treating pieces of mica to prepare them for adhesive union with other articles
|
|
US764812A
|
|
Electrical insulator.
|
|
US764811A
|
|
Means for treating pieces of mica to prepare them for adhesive union with each other or with other articles.
|
|
US764810A
|
|
Method of treating pieces of mica or other material to prepare them for adhesive union with each other or with other articles.
|
|
US743513A
|
|
Machine for making hollow forms from pliable compunds.
|
|
US687532A
|
|
Method of making insulating material.
|
|
US687531A
|
|
Insulating material.
|
|
CA244608A
|
|
Machine for cutting tubular stock into continuous strips
|
|
CA283428A
|
|
Mica plate composition
|
|
CA299976A
|
|
Continuous mica board making machine
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