Category:Techtypes
This category uses the form Techtype. These designations are pertinent to our Smart, or Advanced, or Classification Espacenet searches. A great deal of this material, pertinent to the years just preceding, and long-following, 1900, was found by way of this resource, largely using the designation "B64" (in the IPC and-or CPC fields), cross-referenced with of timespans of interest. The IPC and CPC categories were applied much later to the patent in the early-aero time period, not at the time of the patent application. We do not yet know when they were applied or by whom exactly. The parent pages over all these, to which the others link, is Techtype, and most of them are linked to Patent classification systems.
Pages in category "Techtypes"
The following 200 pages are in this category, out of 2,337 total.
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- CPC A63G1/30
- CPC A63G7/00
- CPC A63H
- CPC A63H27/00
- CPC A63H27/001
- CPC A63H27/008
- CPC A63H27/02
- CPC A63H27/04
- CPC A63H27/08
- CPC A63H27/087
- CPC A63H27/10
- CPC A63H27/133
- CPC A63H27/14
- CPC A63H29/18
- CPC A63H33/00
- CPC A63H33/20
- CPC B01D39/14
- CPC B01D9/0013
- CPC B01F7/00066
- CPC B05B7/14
- CPC B05B7/1404
- CPC B21B25/02
- CPC B21D53/00
- CPC B21D53/78
- CPC B22D33/00
- CPC B24B
- CPC B24B53/075
- CPC B24C9/00
- CPC B26D7/025
- CPC B27B29/08
- CPC B27M3/10
- CPC B29C41/14
- CPC B29C51/10
- CPC B29K
- CPC B29K2021/00
- CPC B29K2105/101
- CPC B32B27/00
- CPC B44F9/04
- CPC B60
- CPC B60B
- CPC B60B1/02
- CPC B60B1/08
- CPC B60B19/00
- CPC B60B27/0047
- CPC B60B3/085
- CPC B60B37/10
- CPC B60B9/20
- CPC B60C
- CPC B60C27/20
- CPC B60D
- CPC B60D1/00
- CPC B60D1/04
- CPC B60G11/20
- CPC B60G11/36
- CPC B60G17/025
- CPC B60G17/044
- CPC B60G7/00
- CPC B60G7/005
- CPC B60J1/06
- CPC B60P3/05
- CPC B60P3/064
- CPC B60S1/166
- CPC B60T13/16
- CPC B60V1/00
- CPC B60Y2200/11
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- CPC B61B13/08
- CPC B61B5/02
- CPC B61D41/00
- CPC B61G5/02
- CPC B61G9/10
- CPC B61K7/04
- CPC B61L19/16
- CPC B61L5/06
- CPC B61L5/1818
- CPC B62B13/18
- CPC B62B3/008
- CPC B62C
- CPC B62C1/04
- CPC B62C5/00
- CPC B62C5/005
- CPC B62C5/04
- CPC B62D57/04
- CPC B62H1/00
- CPC B62H2700/005
- CPC B62M1/14
- CPC B63
- CPC B632745/00
- CPC B63B1/20
- CPC B63B21/58
- CPC B63B21/663
- CPC B63B2221/06
- CPC B63B2231/44
- CPC B63B27/18
- CPC B63B27/34
- CPC B63B2745/00
- CPC B63B2754/00
- CPC B63B3/40
- CPC B63B35/34
- CPC B63B7/06
- CPC B63B7/08
- CPC B63C9/06
- CPC B63C9/26
- CPC B63G8/00
- CPC B63G8/001
- CPC B63H
- CPC B63H1/00
- CPC B63H1/02
- CPC B63H1/04
- CPC B63H1/06
- CPC B63H1/08
- CPC B63H1/12
- CPC B63H1/14
- CPC B63H1/18
- CPC B63H1/20
- CPC B63H1/26
- CPC B63H1/28
- CPC B63H1/30
- CPC B63H1/32
- CPC B63H1/34
- CPC B63H11/00
- CPC B63H11/04
- CPC B63H11/08
- CPC B63H11/12
- CPC B63H2001/122
- CPC B63H2001/283
- CPC B63H2005/005
- CPC B63H2005/106
- CPC B63H2025/425
- CPC B63H23/30
- CPC B63H25/02
- CPC B63H25/10
- CPC B63H3/00
- CPC B63H5/00
- CPC B63H5/02
- CPC B63H5/10
- CPC B63H5/16
- CPC B64
- CPC B64B
- CPC B64B CIB (IPC1-7)
- CPC B64B1/00
- CPC B64B1/005
- CPC B64B1/02
- CPC B64B1/04
- CPC B64B1/06
- CPC B64B1/08
- CPC B64B1/12
- CPC B64B1/14
- CPC B64B1/16
- CPC B64B1/20
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- CPC B64B1/26
- CPC B64B1/30
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- CPC B64B1/62
- CPC B64B1/64
- CPC B64B1/66
- CPC B64B1/70
- CPC B64B2301/22
- CPC B64C
- CPC B64C1/00
- CPC B64C1/06
- CPC B64C1/061
- CPC B64C1/064
- CPC B64C1/065
- CPC B64C1/068
- CPC B64C1/069
- CPC B64C1/08
- CPC B64C1/100
- CPC B64C1/12
- CPC B64C1/14
- CPC B64C1/1407
- CPC B64C1/1476
- CPC B64C1/1492
- CPC B64C1/26
- CPC B64C1/28
- CPC B64C1/30
- CPC B64C1/34
- CPC B64C1/38
- CPC B64C11/00
- CPC B64C11/001
- CPC B64C11/003
- CPC B64C11/005
- CPC B64C11/006
- CPC B64C11/007
- CPC B64C11/008
- CPC B64C11/02
- CPC B64C11/04
- CPC B64C11/06
- CPC B64C11/065
- CPC B64C11/12
- CPC B64C11/14
- CPC B64C11/16
- CPC B64C11/18